The scientist __________ the experiment for half a year, but he _______ yet.
#102041
A
made; didn’t succeed
B
made; hasn’t succeeded
C
was making; didn’t succeed
D
has been making; hasn’t succeeded
推荐题目
—Did you enjoy your holiday?—Yes, it’s the best holiday I ___________ these years.
#104293
A
had
B
have had
C
had had
D
would have
.—I’ve got to go now.—Must you ?I ______you could stay for dinner with us.
#104852
A
think
B
thought
C
have thought
D
am thinking
What a pity! When we got to the cinema，the movie The Assembly ，so we saw only the end of it．
#103080
A
had just finished
B
was finishing
C
would finish
D
just finished
It’s obvious that she ______ him for a long time.
#103562
A
has adored
B
adored
C
is adoring
D
has been adoring.
------- What is the price of petrol these days -------Oh, it ______ sharply since last month.
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A
is raised
B
has risen
C
has arisen
D
is increased