打印时，在Word2010中插入的批注将与文档内容一起被打印出来，无法隐藏。
查看答案
What can’t nanotechnology do for human beings?
A. improve human’s life quality
B. displace traditional technology
C. change human’s life style
D. be applied in many aspects of daily life
How long is a nanometer?
A. one billionth of a meter
B. one millionth of a meter
C. one ten-thousandth of a meter
D. one thousandth of a meter
What aspects can nanotechnology be applied?
A. health
B. housing
C. electronic products
D. All of above
Are arguments important when it comes to debating?
A. Yes, they are connected.
B. No, they are irrelevant.
C. Yes, arguments is the key.
D. No, they are strangers.
微信支付 
支付宝支付