连词成句。（10分，共5小题，每小题2分）
have, time, I, always, a, school, good, at (.)
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engineer, to, an, my, is, dream, be (.)
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our, Earth, is, it, to , for, important, protect, us, the, future, for (.)
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take, it, exciting, trip, spring, is, to, a, in (.)
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make, we, things, burn, to , energy (.)
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