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
推荐题目
The car ran down the hill, and the driver _____, according to the newspaper, to have been killed.
#103554
A
said
B
was saying
C
was said
D
had been said
Yangzhou high school ___________ since 1902.
#100008
A
has come into existence
B
has been existed
C
has been in existence
D
began to exist
The World Food Prize, created in 1986, is _______each year to people who have advanced human development by improving the quality, quantity or availability of food in the world.
#101350
A
awarded
B
rewarded
C
presented
D
represented
Is honesty the best policy? We _ that it is when we are little.
#101432
A
will teach
B
teach
C
are taught
D
will be taught
--- Tommy is planning to buy a car.--- I know. By the time he returns from abroad, he ________ enough for a used one.
#100572
A
will have saved
B
saves
C
had saved
D
will save