---- Why does the river smell terrible? ---- Because large quantities of water______．
#99913
A
have been polluted
B
has polluted
C
has been polluted
D
have polluted
推荐题目
—What is the price of gas these days? —Oh, it ____________ sharply since last month.
#102165
A
is rising
B
has risen
C
is arising
D
has arisen
.Thirty thousand yuan as well as hundreds of tons of food ______ to the flooded area.
#103870
A
have offered
B
has offered
C
have been offered
D
has been offered
No decision __about any future appointment until all the candidates have been interviewed.
#101555
A
will be made
B
is made
C
is being made
D
had been made
—He_______to the meeting. Have you informed him of it? —Sorry. I _______to.
#104223
A
hasn’t come; am going
B
didn’t come; have forgotten
C
hasn’t come; forgot
D
doesn’t come; will have
We first met on a train in 2000. We both felt immediately that we___each other for years.
#101191
A
knew
B
have known
C
had known
D
hope