Scientists are convinced ______ the positive effect of laughter ______ physical and mental health.
A. of; at B. by; in
C. of; on D. on; at
Everybody in the village likes Jack because he is good at ______ and telling jokes.
A. making up B. turning up
C. putting up D. showing up
Kids will be ______ about everything when they reach a certain age.
A. anxious B. curious
C. cautious D. conscious
Mary said she was by no means angry; ______, she was glad to be able to make herself clearly understood.
A. all in all B. for one thing
C. on the contrary D. by the way
— Would you mind giving your advice on how to improve our business management?
— If you make ______ most of the modern equipment, there will be ______ rise in production.
A. /; / B. /; a C. the; a D. the; /
假如你是高中二年级的学生张明，在学校组织了一项“有烦恼向谁说”的调查活动。请用英语给校报编辑写一封信，反映相关情况。内容包括：调查结果（如图所示）、持相应想法的理由及你对调查结果的看法。
注意：1．信的开头和结尾已经给出，不计入总词数。
2．词数120词左右。
Dear Editor,
I am a Senior Two student．Recently we have carried out a survey — “To whom do you turn when in trouble?” The findings are as follows．
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Yours sincerely,
Zhang Ming
