A.What is he doing in the bookstore
B.What are you doing in the bookstore
C.What do you doing in the bookstore
D.What does he doing in the bookstore
The bookstore has not ordered ______ textbooks for all the students in the course.
A.enough
B.plenty
C.as much as
D.a great deal of
A.Not knowing where was the bookstore
B.Knowing not where the bookstore was
C.Not knowing where the bookstore was
D.Not to know where the bookstore was
Let's visit. the bookstore in our way back home,______?
A.shan't we
B.won't you
C.shall we
D.will you
A.but
B.and
C.or
D.them
The train ______ of the station right on time.
A.pulled
B.pulled down
C.pulled on
D.pulled out
I have been sitting in my seat for at least two hours, waiting ______.
A.the train to start
B.for the train start
C.for the train to start
D.for the train starting