__ repeatedly, the problem still appeared in thebeginners’ homework

How long ________ in that company before you workwith us–For eight 8 years.

In winter， we must pay attention to _________.

Look at the price of that bike! It ispractically the same as ______ of a new motorcycle.

You don’t know what great difficulty I had _____ to get the two tickets.—- But the film is really worth_______ twice.