2026年假期作业北京教育出版社八年级英语人教版第23页答案
（基础类）三、选一选。（从所给的四个选项中选择最恰当的一项完成句子）
（
B
）1. The Yellow River is
shorter
than the Yangtze River.

A.short
B.shorter
C.shortest
D.the shortest

答案

1.B
(
D
) 2. Qomolangma is
the highest
mountain in the world.

A.high
B.higher
C.highest
D.the highest

答案

2.D
（
A
）3. This river is not
so
long
as
that one.

A.so; as
B.as; so
C.more; than
D.much; than

答案

3.A
(
C
) 4. The Sahara is
the biggest
desert on Earth.

A.big
B.bigger
C.the biggest
D.biggger

答案

4.C
（
B
）5. She is
more careful
than her sister.

A.careful
B.more careful
C.most careful
D.the most careful

答案

5.B
(
B
) 6. The
higher
you climb, the
thinner
the air becomes.

A.high; thin
B.higher; thinner
C.highest; thinnest
D.higher; thin

答案

6.B
(
A
) 7. This lake is as
deep
as that one.

A.deep
B.deeper
C.the deepest
D.more deep

答案

7.A
(
D
) 8. Winter is
the coldest
season of a year.

A.cold
B.colder
C.coldest
D.the coldest

答案

8.D
(
B
) 9. English is
easier
than maths for some students.

A.easy
B.easier
C.easiest
D.the easiest

答案

9.B
(
B
) 10. The Caspian Sea is
larger
than any other salt lake.

A.large
B.larger
C.largest
D.the largest

答案

10.B
（基础类）四、变一变。填一填。（用所给单词的正确形式填空）
1. The Nile is
the longest
(long) river in the world.
2. This mountain is
higher
(high) than that one.
3. He is as
strong
(strong) as his father.
4. Winter is
colder
(cold) than autumn.
5. The Yellow River is the second
longest
(long) river in China.
6. This story is
more exciting
(exciting) than that one.
7. She is
happier
(happy) than before.
8. This is
the most interesting
(interesting) book I have ever read.
9. The weather is getting
warmer
and
warmer
(warm).
10. This lake is not
as/so deep
(deep) as the sea.

答案

1. the longest 2. higher 3. strong 4. colder 5. longest 6. more exciting 7. happier 8. the most interesting 9. warmer, warmer 10. as/so deep