I need pack my suitcase with my clothes.[ ]
A. to
B. on
C. in
答案:A
Let's go to the gym .[ ]
A. play ping-pong
B. to play ping-pong
C. playing
美军EA-6B飞机的绰号叫做“徘徊者”。战斗中它不是去冲锋陷阵,而是在一边“徘徊”。但它并不是隔岸观火、闲着无事,它的作用是:()
A、空中警戒
B、施放电子干扰
C、准备加油
D、侦察窃听