6. are popular.因为popular(流行的) 是形容词，不能作谓语，必须在前面加上动词be；又因为主语是复数且为一般现在时，所以be用are.

5. Running.注意一句话的第一个单词的第一个字母要大写。

4. have a party.表示“聚会”用have a party或get together.

3. together.表示“在一起”用副词together.

2. in many different ways.表示“方式、方法”用way，表示“用、以”某种方式或方法用介词in.

1. two-day.“数词+名词”作定语，数词和名词之间通常用连词符号，名词要用单数。

5、根据上下文和括号里的汉语提示，在下面的空白处写出正确的单词和短语，使短文意思完整。

　　 Most of American businesses are open five days a week. American school children attend school five days a week as well.

　　 American families usually have a (1)______(两天) weekend. The weekend is Saturday and Sunday. Over the weekend people spend their time (2)______(以许多不同的方式)。 Many families enjoy weekends (3)______(一起)。 They may go shopping， go for a drive or visit friends. They may also invite friends over and (4)______(聚会) at home. Many American families participate (参加) in sports during the weekend. (5)______(跑步)， biking， playing volleyball and swimming (6)______ (流行) in summer. Skiing and skating are the (7)______ (最喜爱的) winter sports.

　　 Weekends are also a time for American families to work on something in their yards or in (8)______(他们的) houses. Many families plant flowers and have vegetable gardens. Some families use the weekends (9)______(粉刷) or repair their houses. (10)______(对大部分美国人来说)， weekends are very busy.

　　 「答案与解析」

　　 本文讲述美国人是如何过周末的情况。

10. large numbers of.表示“大量的”还可用a large number of.

9. more common.后面省略了than big cars，所以用比较级；common的比较级是在前面加more.

8. however.注意however是副词，且后面常有逗号；但是but是连词其后无逗号。