从树脂颜色上是不可能分辨树脂型号的。（）
参考答案：对
. It is only when you nearly lose someone ____________ you fully realize how much you value him.
A．do
B．then
C．will
D．that
---When is New Year’s Day?
---It is _____________.
A Jan. 1st B Feb. 23rd C May 1st D Sep 10th
