问题
选择题
At the shopping centre, she didn’t know what _____ and ______ with an empty bag.
A．to buy, left
B．to buy, leave
C．to be bought, left
D．was to buy, leave
答案
答案：D
本题考查时态。句中what was to buy将要买什么，leave和buy都做what was to并列成分。句意：她在购物中心里不知道该买什么，就带着空兜子离开了。