八年级英语下册unit5whatwereyoudoingwhentherainstormcame第1课时sectiona(1a_2d)课件新版人教新目标版

Unit 5 What were you doing when the rainstorm came? 第一课时 Section A (1a2d) 浙江地区 What were you doing？是过去进行时的特殊疑问句。过去进行时表示 在过去某一时刻或某个时间段内正在进行的动作，谓语动词由“was/were 动词的现在分词”构成。 eg：We were watching TV at 8：00 yesterday evening.昨晚8点钟我们在看 电视。 go off的用法 意为“发出响声”。 eg：The gun went off suddenly.枪突然走火了。 意为“(灯)熄灭；停电”。 eg：Lights will go off if no one is in the room.如果房间里没人，灯会熄灭。 begin动词，意为“开始”，其后既可接动词不定式，也可接动词ing 形式，意为“开始做某事”。 【注意】当出现以下三种情况时必须使用动词不定式： 当主语为物时。 当begin后的动词是表示心理活动的词，如know，think，understand等 时。 当begin在句中是“beginning”的形式时。 【拓展】begin with.以开始；用开头 suddenly副词，意为“突然地”，其形容词形式为sudden，意为“突 然的”。 strange形容词，意为“奇特的；奇怪的”，其名词形式为stranger，意 为“陌生人”。 重点词组归纳 be busy doing sth.忙于做某事 wake up醒来 take a shower洗澡 pick up接电话；捡起；拾起 一、根据句意及首字母或汉语提示完成单词。 1The boy heard the _(奇怪的) noise. 2_ (突然) Jim had a stomachache. 3Its raining _ all day. 4I was late for school this morning because my _didnt go off. 5When did you _ to study English? Seven years ago. strange Suddenly heavily alarm begin 6The teacher _ in her office when it began to rain. 7She _ at 10：00 pm yesterday. 8The children _ football at five oclock yesterday afternoon. 9Tom _ a shower when I called him at this time yesterday. 10It snows_. Dont go out.Its too cold. were working was sleeping were playing was taking heavily 三、句型转换。 11They swam in the river.(用at this time yesterday 改写句子) They _ in the river at this time yesterday. 12They were having_an_English_class at ten yesterday morning.(对画 线部分提问) _ they _ at ten yesterday morning? 13He was waiting for the bus when I saw him.(改为一般疑问句) _ he _ for the bus when you saw him? 14Tom had a traffic accident yesterday.(改为同义句) A traffic accident _ Tom yesterday. 15She was doing homework when I called her.(改为同义句) _ she was doing homework，I called her. were swimming What weredoing Was waiting happened to While 四、根据句意完成下列句子。 16他正忙于寻找丢失的钢笔。 He is _ the lost pen. 17昨天放学后我走回了家。 I _ after school yesterday. 18我没接你的电话 ，因为那时我不在家。 I didnt _ your phone because I wasnt in then. 19彼得如此地累，以至于他直到早上八点半才醒来。 Peter was _tired _he _until half past eight in the morning. 20我离开教室的时候看到詹妮正在写作业。 I _ Jenny