---What’s that noise? ---Oh, my God! I ________ to turn the tap off after I brushed my teeth.
#102233
A
forget
B
forgot
C
was forgetting
D
had forgotten
推荐题目
----We’ve spent too much money recently.-----Well, it isn’t surprising .Our friend and relatives around all the time.
#102029
A
are coming
B
had come
C
were coming
D
have been coming
My pain _____ obvious the moment I entered the office，for the first man I met asked pitifully，“Are you feeling all right？”
#104459
A
could be
B
could have been
C
must be
D
must have been
—An ant has two stomachs—one for itself, one for others. —Really? Quite interesting. I ________ anything about it.
#102342
A
don't know
B
have known
C
haven't known
D
didn't know
I will go to the seaside for a holiday with my family as soon as I ______ what I am doing.
#100347
A
would finish
B
have finished
C
finishing
D
finish
It is believed that a new kind of drug ______ by the scientists and they are hopeful that they will succeed in a few months.
#102623
A
has been developed
B
is being developed
C
is developing
D
has developed