干扰波不是因为激发井浅造成的是()。
A、面波
B、声波
C、折射波
D、侧面波
参考答案:D
南宋都城东京有许多娱乐兼营商业的场所,叫做“瓦子”。
错误:
理由:
用横线划出原文中的错误,并在后面的横线上写出正确的形式。
1. What do the Americans do in Halloween. _________
2. The girl wears glasses is my sister. _________
3. Who have a watch? _________
4. He looks likes his father. _________
5. Jack is good at play basketball. _________