I had wanted to help you last night but I couldn’t spare any time.for I_____an essay that is due this morning.
#103305
A
wrote
B
had written
C
was writing
D
have written
推荐题目
These films ______ until tomorrow morning.
#104354
A
can't develop
B
aren't developing
C
won't be developed
D
won't develop
—Why is the house in a mess?—I         it for Christmas since three days ago.
#100434
A
cleaned
B
cleans
C
have cleaned
D
have been cleaning
The train ____ at present speed until it reaches Beijing.
#103279
A
is running
B
will be running
C
will have run
D
has run