Liu Ming is said         abroad for one year before he came to teach in our school.
#103093
A
to have studied
B
to study
C
to be studying
D
to have been studying
推荐题目
The town’s drinking-water _____ with prim chemicals at present.
#104183
A
contaminates
B
is contaminated
C
is being contaminated
D
has been contaminated
I want to buy that kind of cloth because I _____ the cloth _____ well.
#101087
A
have told; washes
B
have been told; is washed
C
was told; washed
D
have been told; washes
I don't remember who came first,but we all________the lecture.
#99719
A
attend
B
attended
C
have attended
D
are attending