3. He is teaching in his hometown now, but he________ in a hospital for 10 years.
#104484
A
worked
B
has worked
C
had worked
D
has been working
推荐题目
．— What terrible weather! It ________ for ten days, more or less.— The rain season will last about a month.
#103793
A
rains
B
is raining
C
rained
D
has been raining
—I’ve got to go now.— Must you? I _________ you could stay for dinner with us.
#101998
A
think
B
have thought
C
thought
D
am thinking
The Chinese government insists that the Huangyan Island _____ part of China and insists the Philippine government ______ the arrested Chinese fishermen free.
#101538
A
should be, set
B
is; should set
C
be; sets
D
is; sets
For 800 years Oxford and Cambridge universities ______ in everything from Nobel prizes to boat races.
#101163
A
competed
B
had been competing
C
have competed
D
compete
Other genetic similarities suggested they all ________ a single, common ancestor about 300 years ago.
#99611
A
had
B
have had
C
have
D
had had