1.There is _____useful book and ____interesting novel(小说) on the desk.A. a, aB. an, an C. a, an D. an, a

问题描述:

1.There is _____useful book and ____interesting novel(小说) on the desk.A. a, aB. an, an C. a, an D. an, a

1.There is __a___useful book and __an__interesting novel(小说) on the desk.