In Twain, many people know what a “motorpool” means．It is   1  known as a place for the maintenance of official business and government cars． 2  it is a place for vehicle maintenance.

       More than ten years ago I came to America on business and I took advantage of the  3  to visit my friend．My friend drove a car to  4  me at the airport, and took me to his home．Out of the  5 , my friend drove his car into the innermost  6  , which had a sign “carpool only”．I   7  what “carpool” meant．I felt doubted whether he was going to a motorpool． 8  I thought myself clever in asking:

       “Is there anything wrong with the car?”

       “Nothing． 9  ?”said he.

       “Well then, why are you going to carpool?” I  10  .

       My friend couldn’t help  11  and told me that “carpool” refers to the lane that only the cars with two or more   12  can drive in．I felt rather   13 on hearing that.

       After dinner, my friend’s neighbour came over to ask whether he  14   “carpool” the next day．“  15  ，”my friend said “I will accompany my friend to go shopping tomorrow.” I was   16  again, wondering why he could not “carpool” with him since we had “carpooled” today．My friend explained to me again that the “carpool” that his neighbour  17  meant they in turn drove the car to work so as to save  18  ．The first “carpool” is a noun,   19  the second “carpool” is a verb．It is really  20  for newcomers in America to understand it in a short time.

1．A．commonly             B．probably              C．partly                  D．simply

2．A．In general              B．In particular         C．After all               D．Above all

3．A．break                    B．time                    C．chance                D．place

4．A．watch                   B．help                    C．meet                   D．catch

5．A．sight                     B．airport                 C．kindness              D．plane

6．A．line                       B．lane                     C．range                  D．route

7．A．wondered              B．knew                  C．understood          D．learned

8．A．For                       B．Thus                   C．Then                   D．Though

9．A．How                     B．What                   C．Why                   D．Where

10．A．reminded             B．responded            C．explained             D．judged

11．A．thinking               B．talking                 C．laughing              D．showing

12．A．passengers          B．drivers                C．kids                    D．ladies

13．A．surprised             B．excited                C．annoyed              D．embarrassed

14．A．needed                B．could                  C．should                 D．would

15．A．Sure                   B．Sorry                  C．Pardon                D．Good

16．A．upset                  B．doubtful              C．confused             D．worried

17．A．used                   B．insisted                C．learned                D．provided

18． A．energy               B．time                    C．money                D．gas

19．A．as                       B．so                       C．while                  D．for

20．A．interesting       B．difficult         C．important        D．necessary

阅读下面短文,从短文后所给的A、B、C、D四个选项中,选出一个可以填入空白处的最佳选项,并用铅笔把答题卡上对应题目的答案标号涂黑。
In Twain, many people know what a “motorpool” means. It is   36 known as a place for the maintenance(维修)of official business and government cars.   37 it is a place for vehicle maintenance.
More than ten years ago I came to America on business and I took advantage of the   38  to visit my friend. My friend drove a car to   39  me at the airport, and took me to his home. Out of the   40 , my friend drove his car into the innermost   41 , which had a sign “carpool only”. I   42  what “carpool” meant. I felt doubted whether he was going to a motorpool.   43  I thought myself clever in asking:
“Is there anything wrong with the car?”
“Nothing.   44 ?” said he.
“Well then, why are you going to carpool?” I   45 .
My friend couldn’t help   46  and told me that“carpool”refers to the lane that only the cars with two or more   47  can drive in. I felt rather embarrassed on   48  that.
After dinner, my friend’s neighbor came over to ask whether he   49  “carpool” the next day.  “ 50 ,” my friend said, “I will accompany my friend to go shopping tomorrow.” I was   51 again, wondering why he could not “carpool” with him since we had “carpooled”   52 . My friend explained to me again that the “carpool” that his neighbor   53  meant they in turn drove the car to work so as to save energy. The first “carpool” is a noun,   54  the second “carpool” is a verb. It is really   55  for newcomers in America to understand it in a short time.