cook是动词原形 cooking是动名词 用于现在进行时 例如 he is cooking now cooks 是接在第三人称主语后面 he cooks meal to cook 是不定式 表示目的 he went to the house to cook...
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首先be decided by B错了 其次,时态应该是一般现在时,A错了D没S也错了 depend on取决于 be decided by由...决定...
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because there aren't classes我有补充了问题，请您再帮我看看，辛苦了！...
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正确如下： 1.一些黑洞在星系的中心有一个质量那是我们的太阳的10亿倍. 5.距离黑洞的引力是如此之强,即使光也无法逃脱被称为“事件视界的史瓦西半径. 其余错误...
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Emails are very interesting,it is faster than normal mail；it is safer and more reliable than normal mail；it can be accessed at any time,when an E-mail message is received,it can be opened and read at any time and any...
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dress 要接“人”作宾语(不接“衣”作宾语),而其余的则要接“衣”作宾语(而不接“人”作宾语). She dressed the baby. 她给婴儿穿衣服. She was wearing her mother’s coat. 她穿她...
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