单项选择题
A.cost B.spent C.took D.paid
That was a difficult question, but Mary still（）to work ...
单项选择题That was a difficult question, but Mary still（）to work it out.
A.did B.failed C.kept D.managed
Thanks for your help.（）A.My pleasure. B.Never mind.C....
单项选择题Thanks for your help.（）
A.My pleasure. B.Never mind. C.Quite right. D.Don't thank me.
Thanks for the lovely and delicious food.（）A.No thanksB...
单项选择题Thanks for the lovely and delicious food.（）
A.No thanks B.Never mind C.All right D.My pleasure
