The old professor has such a bad memory that he looks for the watch while he is ___.
#103986
A
having it on
B
having on it
C
wearing it
D
putting it on
推荐题目
 The teacher told me that the earth _______ round.
#103196
A
was
B
is
C
were
D
are turning
The book was received so eagerly that it _____ on the first day.
#104197
A
sold up
B
was sold up
C
was sold out
D
sold out
. The Roman Empire _____ for several centuries.
#103601
A
exists
B
existed
C
was existed
D
is existing
The crazy fans ________ patiently for two hours and they would wait till the movie star arrived.
#104782
A
were waiting
B
had been waiting
C
had waited
D
would wait