--- I hear Sam has gone to Qingdao for his holiday.--- Oh, how nice! Do you know when he        ?
#39622
A
left
B
was leaving
C
has left
D
had left
推荐题目
So far, most of the work _______ by others, it’s your turn to do the rest of it. 
#39421
A
has finished
B
finished
C
has been finished
D
is finished
My parents and I _______ abroad last year.
#41765
A
go
B
will go
C
are going
D
went
A lot of trees________ around here every year, and we can  enjoy fresher air now.
#39126
A
were planted
B
are planted
C
will planted
D
are planting
-What is your father doing now? -He ________ the room.
#40489
A
cleaned
B
cleans
C
have cleaned
D
is cleaning