同一种素材不需要更新,不同的素材则需要随时更新。()
参考答案:错
读一读,填一填。
1. Look, I've got an ______ from Lingling.
2. Yesterday she ______ an English breakfast.
3. She had ______ and sausages.
4. It's a _ ___ English dinner.
5. She says it's __ _.
6. There are lots of __ _ now.
7. _ __ bananas do you want?
8. What did Mike _ __ yesterday?
9. Nancy _ __ hamburgers very much.
10. _ __ cheese did you eat?
关于肱骨下端的描述,正确的是
A.外上髁位于滑车的外侧
B.内上髁位于肱骨小头的内侧
C.尺神经沟在内上髁的后下方
D.肱骨下端后面有冠状窝
E.肱骨下端前面有鹰嘴窝