—_____will your sister be back ?—In about two hours.
#59910
A
How
B
How often
C
How long
D
How soon
推荐题目
No one will be sad because humans will have learnt to fix many of the problems that affect us now, like war, pollution and hunger, ________ ?
#64694
A
will they
B
will he
C
won’t he
D
won’t they
