Don’t disturb me. I_______ letters all morning and have written ten so far.
#100860
A
have written
B
am writing
C
was writing
D
have been writing
推荐题目
(2011·湖南)One－third of the country ________ covered with trees and the majority of the citizens ________ black people.
#99565
A
is；are
B
is；is
C
are；are
D
are；is
— How long have you known John? — Since he ______ to our class.
#101714
A
has come
B
came
C
had come
D
comes
We would have avoided that terrible accident, Jack, the driver, too much that night.
#102476
A
but; had drank
B
but; drank
C
so; was drinking
D
yet ; was drunk
— What were you doing when I phoned you last night?— I ______ my homework and was starting to surf the Internet.
#100538
A
have already finished
B
was finishing
C
was going to finish
D
had just finished
—Are you still very busy？—Yes，I ______ the report for the manager and it won’t take long．
#102790
A
have just finished
B
am just finishing
C
had just finished
D
am just going to finish