Question

— May I go and play with Dick this afternoon, Mum?
No, you can’t go out _______ your work is being done.

A．before

B．until

C．a(chǎn)s

D．the moment

Answer 1

C

本題易誤選B。根據(jù)后面的…is being done可以看出“因為你正在做作業(yè)，所以不能出去。”其他選項不符合句意。