摘要：3．不定冠词a／an可用于具体化的抽象名词.物质名词或专有名词前. 有一些抽象名词.物质名词或专有名词在一定情况下.特别是有限制性定语修饰时.意义往往具体化.变为可数名词.其前要加不定冠词. [考例]He is university student and he comes from island in England. [广东省] A. an; an B. an; a C. a; an D. a; a [答案]C.[解析]本题考查不定冠词a和an的区别.由句意可知第一句话泛指一类人.故用不定冠词a或an.university的读音以辅音音素开头.故用a,第二个句子泛指一类事物.island的读音以元音音素开头.所以应用冠词an.故本题选项为C.
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用不定冠词a或an填空。
1．Maths is ________ useful subject．You can't drop it, I think．
2．It is ________ long time since we met last．
3．Tom's father is ________ artist and his mother is ________ engineer．
4．Last Sunday we had ________ good time．
5．There are only two letters in the word“us”, ________“u”and ________“s”．
6．Before he became ________ university student, he was ________ army man．
7．I spent ________ hour and ________ half writing the composition．
8．Do you have ________ answer to my question?
9．Have you got ________ ten-yuan note?
10．The car has ________ ugly colour．
用正确的冠词a，an，the填空（不填则画“／”）。
1. I have _____ beautiful pen. _____ pen is blue.
2. It's_____dog. Its color is _____ black.
3. _____ moon is big and bright (明亮的).
4. This is _____ jacket. It's _____ orange jacket.
5. Look at _____ boy. He is _____ English boy.
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2. It's_____dog. Its color is _____ black.
3. _____ moon is big and bright (明亮的).
4. This is _____ jacket. It's _____ orange jacket.
5. Look at _____ boy. He is _____ English boy.
用冠词a、an、the或/（表示不需要）填空。
1. This is________ eraser.________ eraser is green.
2. That is________ book.________ book is red.
3. This________ pen is good. It's her pen.
4. —Is it________ ID card?
—Yes, t is.
5. —Is that________ orange?
—Yes, it is________ green orange.
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2. That is________ book.________ book is red.
3. This________ pen is good. It's her pen.
4. —Is it________ ID card?
—Yes, t is.
5. —Is that________ orange?
—Yes, it is________ green orange.