久久99热精品,久久国产精品久久,久久人人国产,国产精品久久久久久久久久嫩草,欧美伦理电影免费观看,国产女教师精品久久av,精品国产乱码久久久久久虫虫

was been doing是什么時態(tài)

回答
瑞文問答

2024-10-12

過去進行時或過去將來時。將來時,除了用will還可用be+doing。時態(tài)根據(jù)句意判斷,例如:have been doing是現(xiàn)在完成進行時,表示從過去一直持續(xù)到現(xiàn)在,并且現(xiàn)在并未停止,還將持續(xù)到將來。have done現(xiàn)在完成時,到現(xiàn)在為止已經(jīng)完成。

擴展資料

  例句:

  1、I was wondering if you were doing anything this weekend.

  我想知道這個周末你是否要做什么。

  2、While they were doing their homework, I was doing the laundry.

  他們在做家庭作業(yè)的時候,我正在洗衣服。

  3、It was the locals who felt like what they were doing was dangerous.

  當?shù)厝擞X得,他們這么做是很危險的。

  4、He was doing this for himself, not for his father.

  他這么做是為了自己,不是為父親。

  5、He knew exactly what he was doing.

  他清楚地知道自己在做什么。

田阳县| 涟源市| 梁河县| 沾化县| 菏泽市| 佛教| 虞城县| 广西| 合肥市| 巫溪县| 开远市| 易门县| 县级市| 社旗县| 宜君县| 获嘉县| 九寨沟县| 武威市| 江都市| 晴隆县| 廊坊市| 三门县| 明光市| 商丘市| 萝北县| 杨浦区| 克拉玛依市| 宜黄县| 家居| 大关县| 延吉市| 佛坪县| 开江县| 连州市| 韶山市| 平南县| 肥城市| 鄯善县| 钦州市| 新巴尔虎右旗| 淅川县|