1、in the foreign langauge bookstore .I _____ it for about two weeks
A:have B an having c had d have had
2、__you ___out the physics problem ,lucy
A:do;work B ;will ;work C、did work D.have worked
1、in the foreign langauge bookstore .I _____ it for about two weeks
A:have B an having c had d have had
2、__you ___out the physics problem ,lucy
A:do;work B ;will ;work C、did work D.have worked
1 选择 D for about two weeks 时间段 不能用一般时态
2 选择 D
under the help of him
1,D
2,C