— When did the meeting begin?—At four o’clock.It ___ for 15 minutes. A.was on B.began C.has been on D.has begun
Hardly ___ when it began to rain. A.had the game begun B.began the game C.the game had begun D.did the game begin
2 2 学科网(北京)股份有限公司 1. rainstorm ['reɪnstɔ:(r)m/] n. 暴风雨 2. alarm [ə'lɑ:(r)m/]n. 闹钟 3. go off (闹钟)发出响声 4. begin [bɪ'gɪn/]v. (began /bɪ'gæn/ ) 开始 5. heavily ['hevɪli/]adv. 在很大程度上; 大量地 6. suddenly ['s...
Sales of CDs have greatly increased since the early 1990s, when people ___ to enjoy? the advantages of this new technology. A.beginB.began? C.have begunD.had begun? 试题答案 在线课程 B? 此题考查since以及定语从句的时态照应。since加过去时间点,主句自然用完成时态。既然since跟的是过去的时间...
Incorrect:It’s okay that they canceled the parade. Beside, it is probably going to rain tomorrow. However, there are some cases when it is considered correct to usebesideandbesidesinterchangeably. As adverbs, bothbesideandbesidescan be used to mean “in addition.” As prepositions, bothbeside...
Sales of CDs have greatly increased since the early 1990s, when people to enjoy the advantages of this new technology.A.beginB.beganC.have begunD.had begun
to enjoy the advantages of this new technology.( ) A. begin B. began C. have begun D. had begun 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 答案是B.考查时态,该题中when引导的是一个非限制性定语从句,且when指代前面的the early 1990s,显然是过去的一个具体时间,所以用...
3.Iwaswaitingforthebuswhenitbegantorainheavily.开始下大雨的时候我正在等公交车。 (1)begin作及物动词,意为“开始”,其后可接名词、代词、动词不定式或动名词形式作宾语;其过去式为began,过去分词为begun。常用短语有: beginwith以……开始;tobeginwith起初;首先 ...
[题目]Sales of CDs have greatly increased since the early 1990s, when people to enjoy the advantages of this new technology.A. begin B. beganC. have begun D. had begun
It’s hard to believe that the egg will become something completely different in a few days. It becomes a walking insect. This insect is called caterpillar. It now has legs, eyes and a large body. A new life has begun. The caterpillar can eat, walk and see. But it is still not a...