王昌龄的《从军行》(其四)是一首( )。
A．五言律诗 B．五言绝句C．七言律诗 D．七言绝句
参考答案：D
I got _____ bad toothache yesterday, which kept me awake _____ whole night. [ ]
A. a; the
B. 不填; a
C. the; a
D. a; 不填
All the players came to the sports field at 7:30 and _____________________.[ ]
A．then began the game
B．then did the game begin
C．when the game began
D．began then the game
