It is global warming, not other things, ______ the extreme weather.
#81848
A
that have led to
B
which has caused
C
which are causing
D
that has led to
推荐题目
On the top of the mountain ______, dating from the 14th century.
#80554
A
does an old temple stand
B
stand an old temple
C
an old temple is standing
D
stands an old temple
________ a mobile phone can you ring ________ you want to talk with anywhere.
#84301
A
Using; whoever
B
Only on; whomever
C
By; whatever
D
With; anyone
The lawyer seldom wears anything other than a suit __________the season.
#84385
A
whatever
B
wherever
C
whenever
D
however
I failed in the final examination last term and only then_____ the importance of studies.
#81338
A
I realized
B
I had realized
C
had I realized
D
did I realize
I could have helped the old man ______ yesterday morning.
#81489
A
did I come
B
if I came
C
had I come
D
if I should come