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二、判断下列每组单词画线部分的发音是否相同，相同的写“S”，不同的写“D”。
()1. liked cooked ()2. lived laughed
()3. pointed showed ()4. foolish food
()5. walked looked ()6. visited shouted
()1. liked cooked ()2. lived laughed
()3. pointed showed ()4. foolish food
()5. walked looked ()6. visited shouted
答案
1.S；2.D；3.D；4.S；5.S；6.S
解析
1. liked的ed发/t/，cooked的ed发/t/，发音相同，填S。
2. lived的ed发/d/，laughed的ed发/t/，发音不同，填D。
3. pointed的ed发/ɪd/，showed的ed发/d/，发音不同，填D。
4. foolish和food中的oo都发/uː/，发音相同，填S。
5. walked和looked的ed都发/t/，发音相同，填S。
6. visited和shouted的ed都发/ɪd/，发音相同，填S。
2. lived的ed发/d/，laughed的ed发/t/，发音不同，填D。
3. pointed的ed发/ɪd/，showed的ed发/d/，发音不同，填D。
4. foolish和food中的oo都发/uː/，发音相同，填S。
5. walked和looked的ed都发/t/，发音相同，填S。
6. visited和shouted的ed都发/ɪd/，发音相同，填S。
三、写出下列动词的过去式。
1. am/is 2. are 3. live
4. point 5. can 6. show
7. play 8. look 9. dance
10. laugh 11. wash 12. stay
1. am/is 2. are 3. live
4. point 5. can 6. show
7. play 8. look 9. dance
10. laugh 11. wash 12. stay
答案
1. was
2. were
3. lived
4. pointed
5. could
6. showed
7. played
8. looked
9. danced
10. laughed
11. washed
12. stayed
2. were
3. lived
4. pointed
5. could
6. showed
7. played
8. looked
9. danced
10. laughed
11. washed
12. stayed
解析
1. 不规则变化的动词：
be动词：am/is的过去式为was，are的过去式为were；
can的过去式为could；show的过去式为showed。
2. 规则变化的动词：
一般直接加ed：point→pointed，play→played，look→looked，laugh→laughed；
以不发音e结尾，直接加d：live→lived，dance→danced；
以sh结尾，加ed：wash→washed；
以元音字母+y结尾，直接加ed：stay→stayed。
be动词：am/is的过去式为was，are的过去式为were；
can的过去式为could；show的过去式为showed。
2. 规则变化的动词：
一般直接加ed：point→pointed，play→played，look→looked，laugh→laughed；
以不发音e结尾，直接加d：live→lived，dance→danced；
以sh结尾，加ed：wash→washed；
以元音字母+y结尾，直接加ed：stay→stayed。
四、从方框中选出合适的单词或短语，并用其正确形式填空。(每个单词或短语限用一次)
wear, policeman, make, be, go fishing, shout, try, point, ask, live in
1. —Can you a model plane for my doll? —OK.
2. Don't in the library.
3. Wang Bing at the cat and laughed just now.
4. Look! The girl a yellow hat.
5. There any water in the cup a moment ago.
6. He on the shoes. They fit!
7. Mr Smith every week.
8. The woman wanted the way to City Library.
9. We Nanjing now.
10. There were two in the street just now.
wear, policeman, make, be, go fishing, shout, try, point, ask, live in
1. —Can you a model plane for my doll? —OK.
2. Don't in the library.
3. Wang Bing at the cat and laughed just now.
4. Look! The girl a yellow hat.
5. There any water in the cup a moment ago.
6. He on the shoes. They fit!
7. Mr Smith every week.
8. The woman wanted the way to City Library.
9. We Nanjing now.
10. There were two in the street just now.
答案
1. make
2. shout
3. pointed
4. is wearing
5. wasn't
6. tried
7. goes fishing
8. to ask
9. live in
10. policemen
2. shout
3. pointed
4. is wearing
5. wasn't
6. tried
7. goes fishing
8. to ask
9. live in
10. policemen
解析
1. 情态动词Can后接动词原形，“制作飞机模型”用make，故填make。
2. 祈使句否定形式Don't后接动词原形，图书馆内禁止大声喧哗，用shout，故填shout。
3. just now（刚才）是一般过去时标志，point的过去式为pointed，point at为固定短语“指向”，故填pointed。
4. Look!是现在进行时标志，结构为be+动词现在分词，主语The girl是单数第三人称，be动词用is，wear的现在分词是wearing，故填is wearing。
5. a moment ago（刚才）是一般过去时标志，water为不可数名词，any用于否定句，be动词用was，否定形式为wasn't，故填wasn't。
6. 结合语境用一般过去时，try on为固定短语“试穿”，try的过去式是tried，故填tried。
7. every week（每周）是一般现在时标志，主语Mr Smith是单数第三人称，go fishing的第三人称单数形式是goes fishing，故填goes fishing。
8. want后接动词不定式to do，ask the way为固定短语“问路”，故填to ask。
9. now（现在）表示当前状态，主语We是复数，用live in的原形，故填live in。
10. two后接可数名词复数，policeman的复数形式是policemen，故填policemen。
2. 祈使句否定形式Don't后接动词原形，图书馆内禁止大声喧哗，用shout，故填shout。
3. just now（刚才）是一般过去时标志，point的过去式为pointed，point at为固定短语“指向”，故填pointed。
4. Look!是现在进行时标志，结构为be+动词现在分词，主语The girl是单数第三人称，be动词用is，wear的现在分词是wearing，故填is wearing。
5. a moment ago（刚才）是一般过去时标志，water为不可数名词，any用于否定句，be动词用was，否定形式为wasn't，故填wasn't。
6. 结合语境用一般过去时，try on为固定短语“试穿”，try的过去式是tried，故填tried。
7. every week（每周）是一般现在时标志，主语Mr Smith是单数第三人称，go fishing的第三人称单数形式是goes fishing，故填goes fishing。
8. want后接动词不定式to do，ask the way为固定短语“问路”，故填to ask。
9. now（现在）表示当前状态，主语We是复数，用live in的原形，故填live in。
10. two后接可数名词复数，policeman的复数形式是policemen，故填policemen。
