题目内容

_________, the workers helped me fix the machine.

A. Lucky
B. Unlucky
C. Luckily
D. Unluckily

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更多问题

She _________ the wrong button last time.

A. doesn’t press
B. don’t press
C. didn’t press
D. hasn’t pressed

There are ________ things to do.

A. the number of
B. a number of
C. numbers of
D. number

Would you show me __________ the printer.

A. use
B. using
C. what to use
D. how to use

上消化道出血的主要症状是

A. 恶心、呕吐
B. 呕血、黑便
C. 头晕、目眩
D. 脉搏细速
E. 呼吸浅快