—Why do you look so worried? —My Macbook Pro broke down and my paper _____unfinished since.
#101868
A
was left
B
has left
C
left
D
has been left
推荐题目
—Car prices have been going down sharply in the last 20 years.—It's not surprising because the law of market ________ the price of a product.
#99495
A
is controlling
B
controls
C
has controlled
D
controlled
You have no chance of getting the position. I’m afraid you _____ your time if you apply for it.
#101223
A
waste
B
have wasted
C
have been wasting
D
will be wasting
－What a dry day!－We _______ such dry weather for almost twenty days．
#104440
A
have
B
have had
C
have been having
D
have been had
The chief editor demanded that the article immediately.
#103018
A
submitted
B
was submitted
C
submits
D
be submitted
The boys followed the marks that they ________, until finally they found their way back to the campsite.
#100125
A
left
B
have left
C
had left
D
have been left