【简答题】听1段材料,回答第1小题。 1. What are they doing now? [ ] A. Doing their lessons now. B. BHelping each other. C. a telephone call.
【单选题】---- Who is the student on the playground?? ---- Andy. _____ often takes a walk with ______.
【多选题】实现动态联编需要以下几个条件( )
B.
调用虚函数操作的只能是基类对象的指针或者引用。
【单选题】In Dutch, how do people greet each other? ( )
D.
Kissing each other on one cheek and then the other
【单选题】以下不是实现动态联编的必要条件的是( )。
【简答题】回答问题。 1. Do they usually teach each other a sport? ________________________________________________ 2. Did you want to learn play ping-pong? ________________________________________________ 3. Where d...
【单选题】Lisa often takes _____ of her children. [ ]
【单选题】--What’s he doing? --He is______.