（河北唐山一中09高三调研，11）

（河北唐山一中09高三调研，11）— Do you still remember when we went to Chongqing?
—I can’t remember now but ______ sometime last summer?

A．could it be

B．might it be

C．could it have been

D．might it have been

科目英语题型单选题难度容易

On hearing the news of the accident in the coal mine, she __________ pale.

—Did Jack come back early last night?
—Yes. It was not yet eight o'clock __________ he arrived home.

In order to finish the work on time, we can't __________ to waste a single minute.

__________ in her office for nearly 20 hours, she is going home to have a rest.

Thanks for your help, otherwise we would have __________ the game！