1.B
2.D
请çä¸åwhençç¨æ³
å¯è¯ adv. ä»ä¹æ¶åï¼ä½æ¶
at what time
· When can you come to see me?
ä½ ä»ä¹æ¶åæ¥çæï¼
· When did you go to bed last night?
æ¨æä½ ä»ä¹æ¶åç¡è§çï¼
· When are you going to return it?
ä½ åå¤ä»ä¹æ¶åè¿ï¼ä¹¦ï¼ï¼
å¯è¯ adv. æ¯â¦æ¶å
at which;on which
· Please tell me when we'll have the meeting.
请åè¯ææ们ä»ä¹æ¶åå¼ä¼ã
· I wonder when that was.
æä¸ç¥éé£æ¯ä»ä¹æ¶åçäºã
å¯è¯ adv. å¨â¦çæ¶å
at or during which
· How I regretted the days when I had played and should have studied!
æå¤ä¹ææææ¬è¯¥å¥½å¥½å¦ä¹ å´ç©æäºçé£ä¹å¤çæ¥åï¼
å¯è¯ adv. é£æ¶
but at that moment
· It happened on a day in November when the weather was very wet and cold.
è¿äºåçå¨åä¸æçä¸å¤©ï¼é£æ¶å¤©æ°å潮湿åå¯å·ã
· We were about to start,when it began to rain.
æ们åè¦åºåæ¶å¼å§ä¸é¨äºã
è¿è¯ conj. å½â¦æ¶
at the time when
· It happened when I was living in the country.
è¿äºåçå¨æä½å¨åæçæ¶åã
· It was raining when we arrived.
æ们å°è¾¾æ¶ï¼å¤©æ£ä¸çé¨ã
· He always comes on those days when I am busy.
ä»æ»å¨æå¿çæ¥åæ¥ã
· I was walking along the stream,when I met my teacher of English.
å½æ沿çå°æºªæ£æ¥æ¶éå°äºè±è¯èå¸ã
è¿è¯ conj. ä¸â¦å°±
immediately after
· When I had finished dinner I went to bed.
æåå®é¥å°±ç¡è§äºã
· She was very surprised when she saw me.
她è§å°æé常æ讶ã
· Let us set out when the sun has risen.
太é³ä¸åºæ¥ï¼æ们就å¨èº«ã
ä»£è¯ pron. ï¼å
³ç³»ä»£è¯ï¼é£æ¶
which time
· I came here in 1949, since when I have been engaged in this work.
æ1949å¹´å°è¿éï¼ä»é£æ¶èµ·æå°±æ
ä»»è¿é¡¹å·¥ä½ã
· We came a week ago,since when the weather has been bad.
æ们å¨ä¸ææåæ¥æ¤ï¼ä»é£æ¶èµ·å¤©æ°å°±ä¸ç´ä¸å¥½ã
ä»£è¯ pron. ï¼çé®ä»£è¯ï¼ä»ä¹æ¶å
what time
· Since when have you been here?
ä½ ä»ä½æ¶èµ·å¨æ¤å°ï¼
· Until when can you stay?
ä½ è½åå°ä»ä¹æ¶åï¼
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