2. The tour group              ten students will do research on  the plants in this area to find out their diversity. (make)

由十名学生组成的旅游团将对这个区域的植物做研究，以发现它们的多样性。

1. By the time they got back to the camp，they           water. (run)

等他们到达野营地的时候，他们已经没水了。

(   ) 10. The photographer needs to charge up the digital camera every day as the battery       quickly.

A. shuts out    B. ends up    C. runs out    D. turns out

(   ) 9. We were required not to        any important details before the statement was made public.

A. try out    B. leave out    C. let out    D. make out 

(   ) 8. In recent years，China and the USA have had a lot of        of views about the same

problem.

A. replacements    B. exchanges    C. changes    D. transformations

(   ) 7. There was such a long queue for coffee at the intervals that we       have to give up.

A. eventually    B. faithfully    C. especially    D. permanently

(   ) 6. Two lawyers have donated large amounts of money to        our company's cam- paign ,which was started by our former president five years ago. 

A. sponsor    B. launch    C. organize  D. plan

(   ) 5.1 hope 1 can also        to you something of my pleasure in American literature.

A. carry    B. transport    C. fetch    D. convey

(   ) 4. My children love to        each other,but sometimes they cross the line and someone ends up in tears.

A. observe    B. play    C. tease    D. delight

(   ) 3.1 plan to travel by myself. Tour group's plans are not        ，quite boring.

A. capable    B. flexible    C. acceptable    D. available