我国把各种煤炭产品划分为()个大类或十七个小类
A.五
B.十
C.十四
D.二十
参考答案:C
根据句意和首字母提示填空。
1. I v_________ my aunt last Sunday.
2. The boy did his h_________ last night.
3. He w_________ at home yesterday.
4. His father w_________ to Shanghai last week.
5. How about p_________ basketball this afternoon?
战术训练的中心环节是培养运动员的( )。
A.竞技战术
B.战术意识
C.战术能力
D.战术行动