Question

We asked six students what ______ yesterday.

A．do they do	B．did they do
C．they did	D．they do

Answer 1

C

此題重點考查賓語從句的時態和語序問題，無論哪種句式結構充當賓語從句都要用陳述句語序，從句的時態要和主句的時態保持一致。因主句的謂語動詞是過去式從句的謂語動詞也要用相應的過去時態。