“有中心”造句
其它形式为不对称的舵控制的筏和
有中心舵的对称 筏.
Other types are the asymmetrical, rudder - controlled raft and the symmetrical raft with central helm ( oars ) .
每个段落要
有中心主旨,每句话要有主词、动词.
Be sure each paragraph a central idea and that each sentence a subject and verb.