1. He is male chauvinist to the core.(×)
He is a male chauvinist to the core.(√)
单词可数名字之前须置a 或an。
2. As for cooking, I'll give her A for effort.(×)
As for cooking, I'll give her an A for effort. (√)
英文字母或缩略语开头字母的读音如以元音开头，用an。
3. Mr. Smith would like to buy a SUV.(×)
Mr. Smith would like to buy an SUV. (√)
英文字母或缩略语开头字母的读音如以元音开头，用an。
4. I'm afraid you have to wait a hour or two.(×)
I'm afraid you have to wait an hour or two. (√)
若干h开头的单词，h并不发音，须用an搭配其后的元音。这类单词还有:heir,honest, honor, hourly等。
5. Miss Wang is on the phone. I doubt whether you know such a person.(×)
A Miss Wang is on the phone. I doubt whether you know such a person.(√)
对不认识的人士，必须说a Mr./Misse。
6. I was taken back by her loose talk. (×)
I was taken aback by her loose talk.(√)
be taken aback意为“某人吓了一大跳”。be taken back则指‘·某(构买)物被拿回去退换”或比喻“某人被带回到旧时光”，如:If you don't like the shirt, it can be taken back.(如果你 不喜欢这件衬衫，可以拿回去退换。)I am taken back to my salad days whenever I hear this old song.(每当听到这首老歌，我就想起从前少不更事的日子。)
7. Quite a few people believe the death penalty should be abandoned. (×)
Quite a few people believe the death penalty should be abolished. (√)
abandon是指“放弃(计划、活动或做某事之企图)”，如:Doctors often persuade those who smoke to abandon the habit.(医生经常劝抽烟人士戒除这种习惯。)abolish是指“废除法令、传统或 某种制度”。
8. On the ground are piles of abandon cars.(×)
On the ground are piles of abandoned cars.(√)
abandon不能作形容词，须用abandoned，即“被抛弃的”。
9. The book is about the ABCs of nature.(×)
The book is about the ABC's of nature.(√)
就美式用法而言，说“某学科的基础知识”要用the ABC's of .....，但在英式用法中，the ABC of...也是正确的。
10. If you join the army, you have to abide its rules.(×)
If you join the army, you have to abide by its rules.(√)
abide sth用于否定句时，表“不能忍受某物”，如:I can't abide those rules.(我无法忍受那些规定。)abide by sth指“遵守规定、规则等”。