假定你是李华，准备参加学校举办的主题为“当代中学生应具备的最重要的品质”的英语演讲比赛。请按下列要求写一篇120词左右的演讲稿。短文的开头与结尾已给出，不计入总词数。最重要品质主要包括：

1.有强烈的求知欲；

2.善良、诚实、谦虚、自信；

3.勤奋、执著、积极向上；

4.有强烈的责任感。

参考词汇:乐观的optimistic 执著persistent 勤奋diligent

Hello,everyone!I’m glad to make a speech here.My topic is: What are the most important qualities that_______________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

That’s all.Thank you.

—Guess what? Tom has failed in the exam ____ second time.

—How come? He is ___ second to none in English in our class.

A. a; a B. the; a

C. a; / D. the; the

The population of this city ,forty percent of which_____, ______ 15% in the last three years

A. are Germans, has risen by

B. are Germen, has fallen by

C. is Germans, have been increased by

D. is Germen, have been reduced by

I invited him to dinner, but he___ my invitation with thanks.

A. approved B. declined

C. ignored D. abandoned

It was the middle of the night_____ my father woke me up and told me to watch the football game.

A.that B.as

C.which D.when

It has been proved ____ several new kinds of medicine____ a positive effect on the cure of H7N9.

A. which，has B. if, has

C. that, have D. what, have

I’m calling to ask for information about the position____ in the local TV news.

A. advertising B. advertised

C. having advertised D. to advertise

Being examined twice a year is the rule that every driver _____ obey in this city.

A. shall B. can

C. ought to D. need

—Why didn’t Tom go to the concert last night ?

— I have no idea,but I think he _____ in his study.

A. read B. have read

C. was reading D. would read

____ has helped to protect the environment is worth praising.

A. Who B. The one

C. Anyone D. Whoever