專業(yè)四級考試詞匯語法詳解十二(1)

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Test Twelve
    虛擬條件句中的一些非常規(guī)現(xiàn)象
    a)省略連詞if,把were, had, should移到主語前。例如:
    Were they here now, they would give us some advice.
    Had it not been for your help, we wouldn't have succeeded.
    b)用介詞或介詞短語without, but for, in the absence of, under……
    Without the leadership of the Party, we could not live a happy life.
    But for the atmosphere we would die.
    c)if only結(jié)構(gòu),表示“但愿…”,“要是…”,例如:
    If only I had more time, I could go to watch the performance.
    If only I knew where he lives.
    近義詞辨析
    gather, assemble, collect
    這組詞均含有“召集或聚集成小組、一群或團體”的意思。
    gather
    指把很分散的或分布很廣的東西聚集到一起,或指自發(fā)地形成一組。
    The pupils are gathered into the auditorium.學生們被召集在大禮堂。
    assemble
    指人或組織為了某種共同的或特殊的目的集合或聚集在一起。
    The football fans assembled on the square to celebrate the victory of their team.球迷們聚集在廣場上慶祝他們球隊的勝利。
    collect
    指有選擇地進行收集或采集。
    They collected some precious butterfly specimens on the mountains.他們在山上收集了一些珍貴的蝴蝶標本。