It is said that our body _______ 206 bones; if one of _____ is broken, it will cause inconvenience o

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• Brian is such an excellent scientist that we shouldn't be surprised if he________the Noble Priz
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• — Can Ienter the laboratory,sir?— Under no circumstances________to enter it without approval. [ ]A.
• All the cash crop _____before we placed an order.[ ]A. is exported B. has been exported C. will be e
• Nowadays children ________ this or that although they ‘re not willing to.[ ]A. are forced to study B
• — What do you think our manager is going to do this afternoon? — He _____ to attend a business meeti
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