_______ 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
Which sentence is wrong?
#17224
A
We don’t think it necessary to give students tests every week.
B
We don’t have to worry about not having enough to eat now.
C
My father has left school for over twenty years.
D
He was heard singing a pop song when I passed his room.
________ made kung fu popular in the west. He is my hero.
#17236
A
Christopher Columbus
B
Bruce Lee
C
Pelé
D
Elvis Presley
Look at the table .Han Fang wants to buy two pieces of bread ,a bottle of orange juice and an ice cream .How much will she pay?
#17252
A
Five yuan and eighteen fen
B
Six yuan and twenty fen
C
Seven yuan and twenty fen
D
Eight yuan and twelve fen
E
d 1.20 Cake 1.50Water 0.80 Orange juice 1.80Coke 4.50 Ice cream 2.00
—My grandmother died last month, I’m very sad about it.—____.
#17245
A
You are welcome
B
That’s all right
C
I’ m sorry to hear that
D
I hope you'll feel better soon