－Youlookworried.What’sthematter?－I

問題詳情：

 －You look worried. What’s the matter?

－I _________ my keys at school. How can I get into the house?

A. kept                           B. left                           C. forgot                      D. took

【回答】

B

知識點：動詞和動詞短語

題型：選擇題