氯化钾-黑色正电胶钻井液具有很好的抑制性、润滑性和携岩能力。
参考答案:对
The children often play soccer in the garden and sometimes break Mr Black’s windows. One afternoon Mr Black is at home and reads a book. In a minute he closes his eyes and goes to sleep. At that time a little boy knocks at the door. Mr Black opens his door and asks, “Do you break my window again?”
“Oh, no,” says the boy, “Your window is open this time and our soccer ball is in your room. May I get it, please?”
根据短文内容,判断下列句子T(正确)还是F(错误)
小题1:The children often play soccer in the park.
小题2:Sometimes the children break Mr Black’s windows.
小题3:Mr Black watches TV one afternoon.
小题4:The children’s soccer ball is in Mr Black’s room.
小题5:The children break Mr Black’s window again.
老年性痴呆的记忆训练中,数字记忆广度训练属于()
A.瞬时记忆训练
B.短时记忆训练
C.长时记忆训练
D.无错误学习技术
E.取消提示技术