I’m sick and tired of the hot and rainy weather.—But it the freezing winter, doesn’t it?[ ]

The nation’s top health administration office is ______ an increase in the cigarette tax to control smoking in China.

Like some of my classmates，I cannot live up to my teachers’ expectations；________，I let them down.

Don’t cross the street when the traffic is red. Youmay _______

Libut has ________ remarkable inner strength.