.—— What were you up to when your parents came in?
问题描述:
.—— What were you up to when your parents came in?
—— I_____for a while and_____some reading.
A.was playing; was going to do B.played; did
C.had played; was going to do D.had played; did
说理由
答
Awhy我当时玩了一会,正打算看会书。从语法角度解释过去进行时态,与过去将来时态。详细的