The boys followed the marks that they ________, until finally they found their way back to the campsite.
#100125
A
left
B
have left
C
had left
D
have been left
推荐题目
With the development of socity,fewer and fewer old man is____ in the countryside.
#104915
A
abandoned
B
to abandon
C
abandoning
D
being abandoned
A vast area north of the Yangtze River ______by the first heavy SNOW of the new year，causing difficulties to the post-festival road transport.
#102259
A
were affected
B
was affected
C
had affected
D
has affected
By the time I got to the theatre, the play __________ for ten minutes.
#103201
A
had been on
B
had begun
C
have been on
D
has begun
I ________ him for a foreigner. Why didn’t you tell me earlier?
#103673
A
have taken
B
took
C
take
D
had taken