Diphthongs 双元音

双元音发音时应注意以下几点：

（1）发音时由一元音向另一元音 滑动 ，发音过程中 口型一定有变化 。

（2）前 重 后 轻 ，第一部分发音较 响亮 ，第二部分发音较 轻弱 。

（3）前 长 后 短 ，第一部分发音较 悠长 ，第二部分发音较 短促 。

（4）双元音发音不饱满有误差时，如何纠正？ 用斯密老师独创的“慢速分离”：拉长发音，分离首元音与尾元音，先一分为二，再合二为一。

/eɪ/

same David rain

1-16

由 /e/ 向 /ɪ/ 滑动，发音过程中 下颚向上合拢 ，舌位也随之 稍稍抬高 。

· play a good game at chess

· face the world and brave the storm

· rain cape

· pave the way

· Success came after many failures.

· day by day

· It's pay day today.

· make a face

· The plane will take off at eight.

· His name is David.

· No pains, no gains.

· He is having a conversation with a stranger.

· It takes hard work to make the grade in school.

· Great changes have taken place in only a few days.

· They painted the table at the gate pale grey the other day.

· He became famous in the late 1980s.

· Can you stay and play another game?

· The lazy cat lay in the shade of the apple tree all day.

· Call a spade a spade.

· It's a shame they don't get paid on the train.

/aɪ/

wire time fry

1-17

此音由 /ɑː/ 向 /ɪ/ 滑动， /ɑː/ 是前元音，和汉字 “啊” 相似，但舌位更 靠前 ，发音 清晰 ，持续时间 稍长 。

后元音 /ɪ/ 发得 短促含糊 。

· I drive five miles with Mike every Friday night.

· I would like to buy my ties before the price begins to rise.

· It's the right time to find a gold mine in the wild.

· Great minds think alike.

· The kite is flying high in the sky.

/ɔɪ/

boy voice join

1-18

由 /ɒ/ 向 /ɪ/ 滑动，第一部分发音 较清晰 ，持续时间 较长 ；第二部分发音 较模糊短促 ，发音时双唇 由圆变扁 ，口型 由开到合 。

· Did you enjoy your voyage in Europe?

· I enjoy the boy's voice.

· I am annoyed at the boy for spoiling the toy.

· Boil the fish, then broil it without any oil.

· One man's meat is another man's poison.

· Spare the rod, spoil the child.

· It's annoying when their voice turn to noise, and try to avoid flipping a coin.

/əʊ/

oh Joe blow

1-19

发音时由 /ə/ 出发，向 /ʊ/ 滑动，双唇 收小收圆 ，第一部分 发音稍长 ，滑动过程 稍短 。

· Go and open the window.

· Slowly the ocean rolled toward the row of homes.

· The roses won't grow even slowly in this cold weather.

· He was bloated after eating a roast and a tomato.

· Man proposes, God disposes.

· A rolling stone gathers no moss.

/aʊ/

down count sound

1-20

发音时由 /ɑː/ 出发，向 /ʊ/ 滑动，双唇 逐渐收圆收拢 ，注意 将音发足 ，避免 一开始就把双唇收圆 。美式英语 由/æ/出发，向/ʊ/滑动，口型变化幅度更大，音色更夸张 。

· They found it around the house.

· He counted the hours and vowed to get out of the house.

· We have found a roundabout without any doubt.

· The sow, the mouse and the cow sounded a rousing song.

· Sound in body, sound in mind.

· She is out of town every now and then.

/ɪə/

here hear b eer

1-21

发音时由 /ɪ/ 出发，向 /ə/ 滑动，发 /ɪ/ 时注意 用扁平唇 ，迅速由 /ɪ/ 滑向 /ə/ 。后音节请不要找替代音/əu/。注意美式英语里 /ɪə/不一定会卷舌，要看它后面有没有字母r 。

· See, the end of the pier is near, I fear.

· My dear deer drinks beer.

· The earrings fell down to the nearby pool.

· A beer glass appeared near the rear window.

· I fear we can't hear him clearly.

· You are serious but sincere, my dear.

/eə/

there share hair

1-22

发音时由 /e/ 出发，向 /ə/ 滑动，舌尖 下垂 ，开口程度 稍小 。注意这个元音 本身是不卷舌的 。

· That's a rare pair of shoes for a female to wear.

· A careful mayor wants to repair his chair with the bear.

· An air of excitement rarely blares down the stairs.

· This affair is unfair compared to that one.

· How did you fare there?

· It is over there on the chair.

/ʊə/

sure poor

1-23

发音时由 /ʊ/ 出发，向 /ə/ 滑动，滑动过程中口型 由圆形变为半开唇 ，注意 /ʊ/不要发成/uː/或者汉字“勿” 。

· I'm pretty sure this is newer and purer.

· Are you sure you can endure such a long tour?

· Poor hunters offer no allure to sure shots.

· The pure girl buys the jewel on the tour.

· A poor man is looking for his pure gold.

· I will tour this European country as usual.