Not only the USA and Russia but also China ________ manned satellites to circle the earth.
#85795
A
has sent up
B
has been sent up
C
have sent up
D
have been sent up
推荐题目
The writer and singer  ______  here.
#86062
A
is
B
are
C
were
D
do
All possible means       to save the wounded soldier.
#86247
A
has been tried
B
have been tried
C
is to be tried
D
are trying
There _____a knife and fork on the table.
#86121
A
seemstobe
B
seemtobe
C
isseemingtobe
D
are