單項選擇題That was a difficult question, but Mary still（）to work it out.

A.did
B.failed
C.kept
D.managed


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你可能感興趣的試題

1.單項選擇題Thanks for your help.（）

A.My pleasure. 
B.Never mind.
C.Quite right. 
D.Don't thank me.

2.單項選擇題Thanks for the lovely and delicious food.（）

A.No thanks
B.Never mind
C.All right 
D.My pleasure

3.單項選擇題Thank you very much for giving me so much help.（）

A.No thank you
B.You're welcome
C.OK
D.Thanks

4.單項選擇題Thank you for your invitation.（）

A.It doesn't matter. 
B.It's a pleasure.   
C.It's a small thing. 
D.I'll appreciate it

5.單項選擇題Thank you for your great dinner. I really enjoyed it.（）you enjoyed it.

A.I'm so glad
B.I'm sorry
C.What a pity
D.Surprisingly