科目: 來源: 題型:014
A breathing eqiupment is used for_______.
[ ]
A
.protect a fireman from smokeB
.protecting a fireman from smokeC
.stop a fireman from smokeD
.stopping a fireman to smoke查看答案和解析>>
科目: 來源: 題型:014
Factory workers use fire _______ water.
[ ]
A .to boiling |
B .for boil |
C .to boil |
D .boils |
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科目: 來源: 題型:014
What did early man________for?
[ ]
A .make fire |
B .get information |
C .do a project |
D .use fire |
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科目: 來源: 題型:014
You can get some information _____the computer_______fire.
[ ]
A .with; on |
B .on; about |
C . by; of |
D .in; with |
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科目: 來源: 題型:014
Our school will become _______.
[
]
A .nicely |
B .pretty |
C .beautiful |
D .lightly |
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科目: 來源: 題型:014
The sheepdog protects the sheep ________ danger.
[
]
A .from |
B .for |
C .with |
D .at |
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科目: 來源: 題型:014
A long ladder is used to _______ people _______ a tall building.
[
]
A .rescue, from |
B .rescue, of |
C .rescuing, from |
D .rescuing, of |
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