— is the ruler?—It’s green.
She _______ for 15 years, yet she still doesn’t know what kind of man she _______.
We young people shouldn’t _______ think about the failure (失败) in the past. Instead, we should be _______to face the future.
There ______________ in spring in Suzhou, but the weather there is usually nice at this time of year.
I can’t buy this coat, because it is _______ expensive.
Yesterday Mr. Wang told us the earth always ____ around the sun.