三、有关do的语法说明

用do表示强调时，do可以有时态变化（只能是一般现在时或一般过去时）和形态变化（如do, does等），但它后面的动词必须用原形。如：

1. 她真的打算来，我们非常高兴。

误：We’re very pleased that she do intend to come.

误：We’re very pleased that she do intends to come.

误：We’re very pleased that she does intends to come.

正：We’re very pleased that she does intend to come.(www.yygrammar.com)

2. 说句公道话，我们得承认她应该获胜。

误：To do her justice, we must admit that she does deserved to win.

误：To do her justice, we must admit that she did deserved to win.

误：To do her justice, we must admit that she was doing deserve to win.

正：To do her justice, we must admit that she did deserve to win.(www.nmet168.com)

四、随学随练

1. He’s very late—I _______ he hasn’t met with an accident.

A. do hope                B. do hoping             C. did hope               D. am doing hope

2. The result is not very important to us, but if we _______, then so much the better.

A. doing win             B. do winning           C. am doing win        D. do win

3. If he _______ to come, let me know, will you?

A. do decide              B. does decides          C. do decides             D. does decide

4. I don’t take much exercise now, but I _______ football a lot when I was younger.

A. did play                B. do played              C. did played             D. do play

5. I don’t have much contact with my family, but I _______ my mother occasionally.

A. do see                  B. don’t see               C. not to see              D. do seeing

6. He stays silent for long periods, but when he _______ he says a great deal.

A. do speak               B. does speaks           C. does speak            D. do speaks

7. I don’t have any change for the phone, but I _______ a phone card, if that’s of any use.

A. do have                B. don’t have            C. not to have            D. do to have

8. Although I have little time for entertainment, I _______ to the theatre once in a while.

A. doing go               B. do going               C. do to go                D. do go

【答案与解析】

1. A。do hope为hope的强调说法，意为“的确希望”。全句意为：他这么晚还没来——我真希望他别出事。

2. D。do win为win的强调说法，意为“的确赢了”。全句意为：输赢对我们并不十分重要，但假如我们真赢了，(那)就更好了。

3. D。does decide 为decides的强调说法，意为“真的决定”。全句意为：如果他真的决定来的话，请告诉我好吗?

4. A。did play 为play的强调说法，意为“的确踢过”。全句意为：我现在不怎么运动了，但是我年轻时常常踢足球。

5. A。do see为see的强调说法，意为“的确去看望”。全句意为：我现在和我的家人没有多少来往，但是我的确不时看看我母亲。

6. C。does speak为speaks的强调说法。全句意为：他往往长时间不说话，但一旦开口，就滔滔不绝。

7. A。do have为have的强调说法。全句意为：我没有打电话的零钱，但有一张电话卡，如果那有用的话。

8. D。do go为go的强调说法。句意为：虽然我很少有时间娱乐，但我还是间或去看戏。

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