The air quality in Beijing as well as in the neighboring cities we once spent much time____ better and better.
#103697
A
in getting
B
having got
C
in is getting
D
has got
推荐题目
He will have learned English for eight years by the time he from the university next year．
#100255
A
will graduate
B
will have graduated
C
graduates
D
is to graduate
—I bought this shirt for 35 yuan yesterday. —It’s on sale today for only 29. You should have waited. —Oh, really? But how ________ I know?
#104781
A
would
B
can
C
did
D
do
—Who do you think ________the book here?—It may be John.He was sitting here all the morning.
#99411
A
was leaving
B
leaves
C
had left
D
has left
The pupils here_____ all kinds of exercises every day in the past few weeks.
#104326
A
keptbusydoing
B
keepondoing
C
havekeptbusydoing
D
havebeenkeptbusydoing