词组 | be general |
释义 | Contents overview be : general17 be: generalBe can be an auxiliary verb, used to form progressive and passive structures ( 3, 57).What are you doing?We weren't told about the meeting.As an auxiliary verb, be can have progressive forms in passive structures (57.2).The hospital is being rebuilt.I knew we were being watched. Be can also be a linking verb, used to join a subject to a complement. This is difficult.Andy was very tired.Progressive forms of the linking verb be are not usual.It's cold today. (not It's being cold today.)But they are possible in some cases (18). You're being stupid. Questions and negatives are formed without do, but do is used in negative and emphatic imperatives (19). Don't be afraid.Do be careful. (stronger than Be careful.)For the structure there is, used to introduce indefinite subjects, 20.For be + infinitive (e.g. She is to arrive tomorrow), 42.For contractions (e.g. I'm, isn't), 337.Previous Next |
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英语用法大全包含1354条英语用法指南,基本涵盖了全部常用英文词汇及语法点的翻译及用法,是英语学习的有利工具。