請英文高手幫我回答下面問題

Question

用假設語氣 if 寫下列句子。
1. I didn`t know your telephone number , so I didn`t call you last night .

2. This jacket is too expensive , so I won`t buy it .

3. There is a lot of traffic , so the air is not clean .

4. I am bored to death because I have nothing to do .

5. John didn`t prepare for the quiz because he didn`t know it .

6. I was able to buy the house because you lent me the money .

7. He is brilliant at math , so the calculus test is easy for him .

Answer 1

用假設語氣 if 寫下列句子。

1. I didn`t know your telephone number , so I didn`t call you last night .
If I know your phone number, I would have call you last night.

2. This jacket is too expensive , so I won`t buy it .
I won't buy the jacket if it is too expensive.

3. There is a lot of traffic , so the air is not clean .
If the air is not clean, then there must be a lot of traffic.

4. I am bored to death because I have nothing to do .
If I have nothing to do, I will be bored to death.

5. John didn`t prepare for the quiz because he didn`t know it .
If John didn't know it, he must not have prepare for the quiz.

6. I was able to buy the house because you lent me the money .
If you lend me the money, I will be able to buy the house.

7. He is brilliant at math , so the calculus test is easy for him .
If he is brilliant at math, the calculus test must be easy for him.

Answer 2

1.If I knew your telephone number ,I'll call you last night.
2.If the jacktet was cheap,I'll buy it.
3.If there was a little traffic ,the air will be clean.
4.If I had something to do,I'll not bored to death.
5.If John knew it, he will prepare for the quiz.
6.If you lend me the money,I'll be able to buy the house.
7.If the calculus test was difficult for him, he'll not brilliant at math.

Answer 3

把so 後面的鉅子一到前面..然後中間加if在家前面的句子
例如i would call you last night if i know your telephone number

Answer 4

1. 我不知道你的電話號碼，所以昨天晚上沒有打給你。
2. 這件夾克太貴了，所以我不會買。
3. 交通太繁忙，所以空氣很差。
4. 因為我什麼也沒有做，所以我快無聊到死。
5. JOHN不知道有考試，所以他並沒有準備。
6. 因為你借了我錢，所以我可以買房子了。
7. 他在數學很出色，因此微積分考試對他是容易的。