The first thing ________my brother is going to do this afternoon is to write a letter.
A. which
B. that
C. why
D. who
查看答案
-Mom,shall we have supper now?-Oh,we won't have supper ________your dad comes back.
A. until
B. since
C. while
D. after
I can't understand ________Apple's iPad 2.
A. why are they so mad about
B. why they are so mad about
C. how are they so mad about
D. how they are so mad about
Don't wait for people to be friendly,show them ________a friendly person you are.
A. what
B. How
C. when
D. where
Jenny is on holiday now.I wonder ________.
A. when she will come back
B. when she came back
C. when will she come back
D. when did she come back
微信支付 
支付宝支付