．The highest award was given to Anna, who _____ so hard on the project for years, and at last her efforts paid off.
#103794
A
has worked
B
worked
C
was working
D
had been working
推荐题目
The meeting for two hours,but they still any agreement.
#102274
A
has been going on;haven’t reached
B
has been going on; haven’t been reached
C
was going on; haven’t reached
D
was going on; haven’t been reached
--- You look very tired. _____ at all last night?--- No, not really. I’m tired out now.
#101425
A
Do you sleep
B
Were you sleeping
C
Did you sleep
D
Had you slept
In 1942，Columbus_______ on the of the Bahama islands, but he mistook it for an island off India.
#101934
A
lands
B
landed
C
has landed
D
had landed
—Did you read the book Who Stole My Cheese ?—Yes. I___________it twice while in university.
#101528
A
reads
B
read
C
had read
D
has read
The population of the province to more than twice what it was in 1949. The figure is now approaching 74 million.
#101042
A
are growing
B
have grown
C
grew
D
has grown