新概念英语第一册课后题及答案：Lesson107-108
Written exercises书面练习 A Look at these words. 注意这些形容词的比较级形式。
cold—colder; nice—nicer; hot—hotter; heavy—heavier Now complete these sentences. 模仿例句完成以下句子。 Example：
It is warm today, but it was ______ yesterday. It is warm today, lout it was warmer yesterday. 1 It is cool today, but it was ______ yesterday. 2 It is wet today, but it was ______ yesterday. 3 He's late again today, but he was ______ yesterday. 4 This test is easy, but that one is ______ . 5 This bookcase is large, but that one is ______ . B Write new sentences. 模仿例句改写以下句子。 Example：
I am very young.
I am younger than you are.
I am the youngest in the class. 1 I am very old. 2 I am very tall. 3 I am very lazy. 4 I am very heavy. 5 I am very lucky. 6 I am very fat. 7 I am very lucky. 8 I am very big. C Write new sentences. 模仿例句改写以下句子。 Example：
This policeman is tall. But that policeman is taller.
He is the tallest policeman I have ever seen. 1 This street is clean. 2 This man is old. 3 This river is long. 4 This woman is short. 5 This knife is blunt. 6 This car is cheap.
答案： Lesson 108 A
1 It is cool today, but it was cooler yesterday. 2 It is wet today, but it was wetter yesterday. 3 He's late again today, but he was later yesterday. 4 This test is easy, but that one is easier. 5 This bookcase is large, but that one is larger. B
1 I am older than you are. I am the oldest in the class. 2 I am taller than you are. I am the tallest in the class. 3 I am lazier than you are. I am the laziest in the class. 4 I am heavier than you are. I am the heaviest in the class.
5 I am luckier than you are. I am the luckiest in the class.
6 I am fatter than you are. I am the fattest in the class. 7 I am thinner than you are. I am the thinnest in the class.
8 I am bigger than you are. I am the biggest in the class. C
1 But that street is cleaner. It is the cleanest street I have ever seen.
2 But that man is older. He is the oldest man I have ever seen.
3 But that river is longer. It is the longest river I have ever seen.
4 But that woman is shorter. She is the shortest woman I have ever seen.
5 But that knife is blunter. It is the bluntest knife I have ever seen.
6 But that car is cheaper. It is the cheapest car I have ever seen.
新概念英语第一册课后题及答案：Lesson107-108
