摘要：2． The problem is too hard for the pupils to work out. (用so-that-扩展为复合句) The problem is hard the pupils work it out.
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The problem is too difficult for him. He _______ solve it by himself without any help.
| A．can't | B．mustn't | C．shouldn't | D．needn't |
—The problem is too difficult，can you show me _____，Wang Le?
—Sure.
| A．what to work it out | B．what to work out it |
| C．how to work it out | D．how to work out it |
—The problem is too difficult，can you show me _____，Wang Le?
—Sure.
A．what to work it out B．what to work out it
C．how to work it out D．how to work out it
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The problem is too difficult for him. He _______ solve it by himself without any help.
A．can't B．mustn't C．shouldn't D．needn't
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同义句转换。
l. Sam runs faster than any other student in his class
Sam runs _______ in his class.
2. She came here two hours ago.
She _______ _______ here for two hours.
3.The box is light enough for the boy to carry.
The box is _______light _______ the boy can carry it.
4. All the boys are laughing,but Jim isn't.
All the boys are laughing _______ Jim.
5. He likes watching TV, and his sister likes watchin TV, too.
He likes watching TV , _______ _______ his sister.
6. He spent more than two hours on his homework.
_______ _______ him more than two hours _______ _______ his homework.
7. I don't know how I can keep my room clean.
I don't know how _______ _______ my room clean.
8. The problem is too difficult for me to work out.
The problem isn't _______ _______ for me to work out.
9. Mrs. White told Tom that he mustn't throw paper on the ground.
Mrs. White told Tom _______ _______ throw paper on the ground.
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Sam runs _______ in his class.
2. She came here two hours ago.
She _______ _______ here for two hours.
3.The box is light enough for the boy to carry.
The box is _______light _______ the boy can carry it.
4. All the boys are laughing,but Jim isn't.
All the boys are laughing _______ Jim.
5. He likes watching TV, and his sister likes watchin TV, too.
He likes watching TV , _______ _______ his sister.
6. He spent more than two hours on his homework.
_______ _______ him more than two hours _______ _______ his homework.
7. I don't know how I can keep my room clean.
I don't know how _______ _______ my room clean.
8. The problem is too difficult for me to work out.
The problem isn't _______ _______ for me to work out.
9. Mrs. White told Tom that he mustn't throw paper on the ground.
Mrs. White told Tom _______ _______ throw paper on the ground.