The young girl sitting next to me on the plane was very nervous.She ______before.
| A．hasn’t flown | B．didn’t fly | C．hadn’t flown | D．wasn’t flying |
It is usually not quite cold in this area in March, but sometimes temperature________ be very low.
| A．should | B．can | C．must | D．shall |
Their tent,__________ light as a feather, remained firm in the storm last night.
| A．as if | B．even | C．though | D．if |
Why haven't you finished your homework yet? You___________ to have finished it by last Sunday.
| A．are supposed | B．were supposed | C．are supposing | D．were supposing |
Could you give me a hand __________from the car, please?
| A．to carry the shopping | B．for carrying the shopping |
| C．and carrying the shopping | D．carrying the shopping |
--I'm told that John had another car accident this morning.
--I believe not. He _________so careless.
| A．shouldn't have been | B．wouldn't have been |
| C．couldn't have been | D．mustn't have been |