常用生物反馈训练方法有哪（）种。
A、一般训练
B、重复训练
C、自我训练
D、技巧性训练
E、家庭训练
参考答案：A, D, E
The number of people present at the meeting ________ about 1000, a large number of whom ________ experts from abroad.
A．was; was
B．were; were
C．was; were
D．were; was
以下（）不属于利得：
A．企业接受政府补助取得的资产
B．处理固定资产的净收益
C．销售原材料获取的的收益
D．流动资产价值变动
