_______ provides many hours of air for astronauts in space.
#17237
A
An air tank
B
A power pack
C
A helmet
D
A space sleeping bag
推荐题目
Pandas are our Chinese treasure. They feed on(主食) __________.
#17277
A
bamboo
B
animals
C
meat
D
vegetables
Marry wants to be a famous actress in the _______ / ’fju:t?? /.
#17201
A
favorite
B
free
C
foreign
D
future
He is happy because I have made_____ mistakes in the test this time than last time.
#16860
A
much more
B
more many
C
much fewer
D
even less
—Is there a hotel in the neighborhood, sir?—Yes, go down this road and turn right.
#17280
A
on the left
B
near here
C
on the right
D
in the front