1.Because he was ill yesterday, so he didn't go to work. (×)

　　Because he was ill yesterday, he didn't go to work. (√)

　　He was ill yesterday, so he didn't go to work. (√)

　　[析] 用though, but表示"虽然……，但是…… "或用because, so 表示"因为……，所以……"时，though和but 及because和so 都只能择一而用，不能两者同时使用。

　　2.The Smiths have moved Beijing. (×)

　　The Smiths have moved to Beijing. (√)

　　[析] 不及物动词后接名词或代词作宾语时，要在动词之后加上适当的介词；但不及物动词后接home, here, there等副词作宾语时，动词之后不必加任何介词。

　　3.The box is too heavy for him to carry it. (×)

　　The box is too heavy for him to carry. (√)

　　[析] the box既是这句话的主语, 也是不定式to carry的逻辑宾语，若句末再加上it，就和the box重复了。

　　4.Each of the boys have a pen. (×)

　　Each of the boys has a pen. (√)

　　[析] 复数名词前有表个体的each of, one of, every，either of等词组修饰，或有表否定的neither of, none of 等词组修饰时，谓语动词要用单数形式。

　　5.例:那是你心软！我不就是一个例子吗？

　　Neither he nor you is good at English. (×)

　　Neither he nor you are good at English. (√)

　　[析] either... or..., neither... nor..., not only..., but also... 等词组连接句子的两个主语时，谓语动词遵循"就近一致原则", 即由靠近谓语的那个主语决定谓语的人称和数用何种形式。

　　6.Ten minus three are seven. (×)

　　Ten minus three is seven. (√)

　　[析] 用英语表示加（plus）、减(minus)等数学运算时，谓语动词也用单数形式。

　　7.The number of the workers in this factory are about 5,000. (×)

　　The number of the workers in this factory is about 5,000. (√)

　　[析] the number of表示"……的数量"，谓语动词用单数形式；a number of 的意思是"若干"或"许多"，相当于some或a lot of，和复数名词连用，谓语动词用复数形式。

　　8. 例. Hello! I have important something to tell you. （×）

　　Hello! I have something important to tell you. (√)

　　[析] 形容词或动词不定式修饰不定代词作定语时，修饰成分要置于不定代词之后。

　　9. His son is enough old to go to school. （×）

　　His son is old enough to go to school. (√)

　　[析] enough作形容词修饰名词时，可以放在名词前，也可放在名词后；作副词修饰形容词或副词时，只能放在形容词或副词之后。

　　10.. Here is your sweater, put away it.（×）

　　Here is your sweater, put it away. (√)

　　[析] put away, pick up, put on等"动词+副词"构成的词组后接代词作宾语时，代词只能放在动词和副词之间。

　　11. Look! Here the bus comes.（×）

　　Look! Here comes the bus.（√）

　　[析] 在以here, there引起的陈述句中，若句子的主语是名词，要用倒装语序，即用"Here /There+动词+名词"结构；但主语若是代词时，则不用倒装语序, 即用"Here/There +代词+动词"结构。

　　12. I do well in playing football, _______. (我妹妹也行。)A. so my sister does（×）B. so does my sister（√）

　　Li Lei is really a football fan. --- _______. (确实这样.) A. So is he（×） B. So he is（√）

　　[析] "so+be动词/助动词+主语"的倒装结构表示前面所述情况也适用于后者，意为"……也是这样"；"so+主语+be动词/助动词"的陈述结构表示对前述情况的肯定，意为"……确实如此"。

　　13.重庆比中国的其他城市都大。

　　Chongqing is larger than any city in China. (×)Chongqing is larger than any other city in China. (√)

　　[析] "any city in China"包括了重庆这座城市, 同一事物自己与自己不能做比较，只有在city 前加上other才能表示重庆和中国的其它城市比较大小。

　　The weather in Guangzhou is warmer than Beijing. (×)

　　The weather in Guangzhou is warmer than that in Beijing . (√)

　　[析] 表示比较时，句子中的两个比较对象必须一致，不同的比较对象不能做比较。错误句的比较对象分别为the weather in Guangzhou和Beijing，这两个不同类的事物之间不能做比较。

　　14, His sister married with a teacher last summer.(×)His sister married a teacher last summer. (√)

　　[析] 表达"A和B结婚"，要用A married/will marry B。这时务必要避免受汉语影响使用A married/will marry with B。

　　15. 例There is going to have a film tonight. (×) There is going to be a film tonight. (√)

　　[析] 一般将来时用在 There be 句式中时，be going to或will之后的动词原形只能用be,也就是说要用There is (are) going to be.... / There will be....。

　　16. 例I'll go hiking if it won't rain next Sunday. (×)I'll go hiking if it doesn't rain next Sunday.(√)

　　[析] 习惯上在含有时间状语从句和条件状语从句的复合句中，如果主句的谓语动词用了一般将来时，从句的谓语动词要用一般现在时表示将来的动作。

　　17.例 Teacher told us yesterday that the earth went around the sun. (×)

　　Teacher told us yesterday that the earth goes around the sun. (√)

　　[析] 习惯上在含有宾语从句的复合句中，主句的谓语动词用了一般过去时，从句的谓语动词要用过去的某种时态。但如果从句表述的是一客观事实或客观真理时，则不受主句时态的影响，而用一般现在时。

　　18. All the balls are not round. 翻译成汉语：

　　所有的球都不是圆的。(×)并不是所有的球都是圆的。(√)

　　[析] all, every, both等词和not连用时，not通常放在all, every, both的后面，一般情况下表示部分否定，意为"并非……都……"。

　　19. 例--- He didn't go to school yesterday, did he?-- _______, though he didn't feel very well.

　　A. No, he didn't (×) B. Yes, he did (√)

　　例--- Don't you usually come to school by bike?-- _______. But I sometimes walk.

　　A. No, I don't (×) B. Yes, I do (√)

　　[析] 习惯上英语中的yes意为"是的"，no意为"不"，但在"前否后肯"的反意疑问句或否定疑问句中，yes意为"不"，no意为"是的"。

　　20.---- Excuse me, is the supermarket far from here？---- No，it's about _______.

　　A. 7 minutes walk B. 7 minute walk C. 7 minutes' walk D. 7 minute's walk

　　答案为C。本题考查名词所有格用法。当名词的复数以-s结尾时，则只需要加"'"即可，则"7分钟的距离"为"7 minutes' walk"。