We must _____________（用一切可能的办法来帮助他们）.

We must ______unnecessary expense.A、eliminateB、cancelC、abolish

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Lots of things are made of_____．We must protect_____． A．woods；woods B．wood；wood

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We live in a narrowed world______we must be alert, awake to realism.A．thatB．whichC．whereD．

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We must find a house _______ to live.A: whichB: thatC: in whichD: in that

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We must keep up with the development of the worlds leading enterprises ______we can keep p

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We must not touch this switch under any ________.

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Our baby is ill.We must take him_______the hospital.

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