Walking in space _________sound easy, yet great care and skills are required.
A．mayB．shallC．shouldD．must
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源：不詳 題型：單選題


If you ______ earlier, you ________ him.
A．came; would meetB．had come; would have met
C．had come; would meetD．would come; met

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


She _______ have left school, for her bike is still there.
A．can’tB．wouldn’tC．shouldn’tD．needn’t

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


—I’m surprised more and more people________participate in the morning exercises in the plaza now.
—Morning is a time of day.
A．shouldB．canC．mayD．need

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


——The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?
——____ Tom have a try?
A．Shall B．CanC．WillD．Need

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


What do customers demand __________to make up for their loss?
A．be doneB．to be doneC．is doingD．is to do

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


．—______ I lock the lab before I go home?
—Don’t bother．I’ll check it myself later．
A．MayB．MustC．CanD．Shall

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

_______ Tom, we wouldn’t have been late for the last bus.
A．If we didn’t wait forB．If we haven’t waited for
C．we hadn’t waited for D．Had we not waited for

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


Curious about the world around them, children___________ask their parents endless questions.
A．canB．mayC．shallD．will

查看答案和解析>>

同步練習(xí)冊答案