We are confident that the environment________by our further efforts to reduce pollution. (2013·辽宁，30)
#99433
A
had been improved
B
will be improved
C
is improved
D
was improved
推荐题目
By the time Fred gets back home, his girlfriend for London to study.
#102733
A
will have left
B
leaves
C
has left
D
will leave
—I’ve got to go now.—Must you ?I ______you could stay for dinner with us.
#104935
A
think
B
thought
C
have thought
D
am thinking
Barbara is easy to recognize as she’s the only one of the women who _____ evening dress.
#102672
A
wear
B
has worn
C
have worn
D
wears
— my glasses?—Yes,I saw them on your bed a minute ago.
#103936
A
Do you see
B
Had you seen
C
Would you see
D
Have you seen
—Why weren’t you at the meeting? —I____ for a long distance call from my sister in America.
#99328
A
was waited
B
was waiting
C
has waited
D
have been waiting