一Why are you so excited，John?—Our class got the first prize in the singing contest at last，which we forward to．
#103536
A
have been looking
B
had been looking
C
looked
D
had looked
推荐题目
The car ____ at the present speed until it reaches the foot of the mountain at about ten o'clock tonight.
#99039
A
went
B
is going
C
goes
D
will be going
—Mary, are you sure your aunt ___ back from America?—Yes. My mother ___ me. I am going to see her now.
#100474
A
has come; told
B
came; had told
C
had come; tells
D
is coming; has told
He couldn’t continue to live such a poor life, so he left home, ____ not to come back if he couldn’t get rich.
#99670
A
determining
B
determined
C
determine
D
being determined
All the essays _____________, the teacher sent the students home.
#102948
A
having written and collected
B
having been written and collected
C
being written and collected
D
to be written and collected
They _________ on the program for almost one week before I joined them, and now we are still working on it as no good results have come out so far.
#103812
A
have worked
B
had worked
C
have been working
D
had been working