第一节:单项填空(共15小题,每小题1分,满分15分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳答案。
21.As magnet (磁铁) is moving , original magnetic field will cut down or disappear .
A.不填;the B.a; the C.a; 不填 D.the ; an
22.Why didn’t you come to Mr. Black’s birthday party ? We you all the evening .
从A、B、C、D四个选项中,选出可以填入空白处的最佳答案。
21.As magnet (磁铁) is moving , original magnetic field will cut down or disappear .
A.不填;the B.a; the C.a; 不填 D.the ; an
22.Why didn’t you come to Mr. Black’s birthday party ? We you all the evening .