新外研版八下M3 Unit1Has it arrived yet_ (11).ppt

5. The journey has taken several months. 它已经在太空中行驶了好几个月了。 several adj. 几个的，数个的（三个以上） 例如: Several letters arrived this morning. 今天上午来了几封信。 Several of you need to work harder. 你们有几个人还需要努力。 6. That's why it’s on the news. 这就是它（宇宙飞船）上新闻的原因。 that is why...表示“这就是 的原因”。 例如： That is why he is late. 这就是他迟到的原因。 Everyone in Dublin is friendly, and that is why I love the city. 在都柏林人人都很友好，这就是我喜欢这 座城市的原因。 7. Astronauts have already been to the moon. 宇航员已经到过月球了。 already adv.表示“已经，早已”(尤与动词完成时态连用) 常放在 have/ has 之后，通常用于肯定句中。例如： I’ve already seen that film, so I’d rather see another one. 我已经看过那部电影了，所以还是看部别 的吧。 8. …because Mars is very far away… 因为火星离我们很远…… far away 遥远，远离 例如： He lives far away from us. 他住的地方离我们很远。 The day is far away. 为期甚远。 On today’s news, Tony has heard that scientists have (1) ____ a spaceship to Mars and it has (2) _______ on the (3) _____ after a journey of several months from the earth. Scientists have not (4) _________ life on Mars (5) ___ . And no astronaut has ever been to Mars because it is very far away. 4. Complete the passage with the correct form of the words in the box. arrive discover planet send yet sent arrived planet discovered yet 1. just 刚刚，常用于现在完成时。 如：I’ve just made this model of the space station. 2. already ,已经,可用肯定句句中和句末。 如： Scientists have already been to the moon. 3. yet 尚（未），常用于现在完成时疑问或否定句末。 如：I haven’t started it yet. Have people…yet? 1.be to the moon 2.be to Mars 3.send a spacecraft to the moon 4.send a spacecraft to Mars 5.find life on the moon/Mars 6.build the space station 7.send an astronaut to Mars … People have already… People haven’t… yet Let’s practise. .have / has been to与have / has gone to 的用法 (1). Have (has) been to 表示“曾经去过……” (经验 ) ; “到……去过了” (完成) 。常和 once, twice等频率副词连用。 eg : I have been to Japan twice. （经验）我曾去过两次日本。 (2). Have/has gone