The final examination is coming up soon. It’s time for us to ________ our studies. 
#63788
A
get down to
B
get out
C
get back for
D
get over
推荐题目
I got caught in the rain and my suit _______.
#63795
A
has ruined
B
had ruined
C
has been ruined
D
had been ruined
 The house is dirty because it ________ since they moved out.
#63759
A
doesn't clean
B
isn't cleaned
C
hasn't cleaned
D
hasn't been cleaned
—Why,Jack,you look so tired!—Well,I ________ the house and I must finish the work tomorrow.
#63774
A
was painting
B
will be painting
C
have painted
D
have been painting
 Up to now, our society ________ with limited living space and a shortage of natural resources.
#63760
A
has been challenged
B
is being challenged
C
is challenging
D
has challenged
—Does he know how to work out the problem? —Yes, he has _______ a good idea to solve it.
#63779
A
caught up with
B
kept up with
C
come up with
D
put up with