They are going to conduct a market surveyfor the new products.
查看答案
Mr. Wood didn’t receive any professionaltraining.
A. 对
B. 错
About 13% people were satisfied with theperformance of the products.
A. 对
B. 错
以下不属于生物电信号的特点的是_________。
A. 频率低
B. 变化快
C. 幅度小
D. 噪声强
伊斯兰教宗教活动的主要场所是( )。
A.教堂
B.清真寺
C.寺庙
D.道观
微信支付 
支付宝支付