第一部分.单项填空 (满分15分)
21. Li Qiang caught sight of Wang Ping in the hovering carriage again and _______ no time he flew after his friend.
A. a; in B. /; at C. a; at D. /; in
22. We should combine our efforts to make sure our children are not _______ to bad living conditions.
A. affected B. exposed C. exposing D. effected
23. - What a mess! You need to clean the classroom after school!
21. Li Qiang caught sight of Wang Ping in the hovering carriage again and _______ no time he flew after his friend.
A. a; in B. /; at C. a; at D. /; in
22. We should combine our efforts to make sure our children are not _______ to bad living conditions.
A. affected B. exposed C. exposing D. effected
23. - What a mess! You need to clean the classroom after school!

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