It is reported that large amounts of locusts(蝗虫) _____ in their activity in the north now.
#85965
A
is
B
are
C
was
D
were
推荐题目
—Didn’t you enjoy the performance last night?—       .It was less wonderful than expected.
#86244
A
Yes,I did
B
No,I didn’t
C
Yes,I didn’t
D
No,I did
------ Why does the lake smell terrible? ------ Because large quantities of water _________.
#85918
A
have been polluted
B
has polluted
C
have polluted
D
has been polluted
One and ___ hours ____ all I can spare for you tomorrow . 
#86057
A
half ; are
B
a half ; are
C
half ; is
D
a half ; is