Yuan Longping, a great person in China, _____as “father of hybrid rice”
#44978
A
is regarded
B
has regarded
C
is regarding
D
regards
推荐题目
The computer game ______ well and _____ out very soon.
#45027
A
sells, is sold
B
sells, sells
C
is sold, sells
D
is sold, is sold
It’s said that ______of the water around the world___ polluted. 
#44439
A
two third , has
B
two thirds, have
C
two third, are
D
two thirds, is
---Mum, can I go to the zoo with Linda? ---When your homework _______, you can. 
#45068
A
is finished
B
was finished
C
finishes
D
finished
The earth is our home. It ______________ well.
#44581
A
must be protected
B
should protect
C
need protect
D
need protecting