【单选题】【消耗次数：1】
地面一点A到假定水准面的铅垂距离称为（）
①
绝对高程
②
相对高程
③
海拔
④
高差
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The old farmer, ____ the badly injured and burnt soldier, came out of the burning farmhouse, calling continuously for help.
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supporting
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having supported
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being supported by
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being supported
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____ the front door ____, he had to enter the room through the back door.
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Seen; painted
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Seeing; painted
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Being seen; being painted
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Seeing; being painted
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When he was a boy, he used to go there and watch ____.
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to repair bicycles
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bicycles to be repaired
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bicycles being repaired
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repairing bicycles
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—Have you considered ____ your job as a teacher? —Yes. I like the job because a teacher is often considered a gardener.
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?to change; to be
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?to change; being
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?changing; being
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?changing; to be
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Every one of you is looking forward ___ getting a good result. Better think carefully before writing down your answers. Wish you success!
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?on
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? in
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?to
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? of
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?both; and
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?either; or
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neither; nor
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?not only; but also
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?on the way
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?in the way
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? by the way
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?out of the way
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①
don’t; had
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didn’t; have
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didn’t; had
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don’t; have
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?must; can; must; his
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?may; can; must; him
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?can; must; can; him
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?might; must; can; himself