Percy called me to come to the party, but she herself didn’t________．
A.show around
B.show up
C.put up
D.come up with
______ interesting work it is to teach children!
A.What B.How C.How an D.What an
I’ve got several books about Chinese medicine. You can borrow ________ if you like.
A.it B.one C.every D.either
—I haven’t seen my grandparents for long. I’m too busy ________them.
—Why not call them instead?
A.visit B.to visit C.visiting D.visits
The workers will build a new railroad________the two cities．
A.since
B.between
C.as
D.during
It takes us ________hour or more to go to my hometown by train.
A.a B.an C.the D./
