问题补充:
You shouldn’t talk until to.
A. asking
B. having asked
C. to ask
D. asked
答案:
A. asking
B. having asked
C. to ask
(答案→)D. asked
解析:句意:你不应该讲话直到你被问。这里until后是省略句,完整的是until you are asked;省略的条件是从句的主语与主句的主语一致,并且从句的谓语动词用be动词,这里把从句中的主语与be动词都省略,故选D。
时间:2018-10-14 18:59:32
You shouldn’t talk until to.
A. asking
B. having asked
C. to ask
D. asked
A. asking
B. having asked
C. to ask
(答案→)D. asked
解析:句意:你不应该讲话直到你被问。这里until后是省略句,完整的是until you are asked;省略的条件是从句的主语与主句的主语一致,并且从句的谓语动词用be动词,这里把从句中的主语与be动词都省略,故选D。