My friend ______ from the UK. She studied at Oxford for four years, during which we communicated with each other on the Internet.
#37022
A
stepped
B
has returned
C
went
D
has learned
推荐题目
 Many students asked ________. 
#37692
A
why weren’t they allowed to play during lunch break
B
why during lunch break weren’t they allowed to play
C
why they during lunch break weren’t allowed to play
D
why they weren’t allowed to play during lunch break