Chinese Premier Wen Jiabao said all countries to show confidence,cooperation,and responsibility to___the crisis
It is usually not quite cold in this area in March, but sometimes temperature________ be very low.
Their tent,__________ light as a feather, remained firm in the storm last night.
Why haven't you finished your homework yet? You___________ to have finished it by last Sunday.
Could you give me a hand __________from the car, please?
--I'm told that John had another car accident this morning.--I believe not. He _________so careless.