The weather makes so much trouble.It every day so far this week.
He could hardly afford time and money on such an overseas vacation.
She often helps the students __ ___ she thinks are not good at English.
—Could I borrow your camera tomorrow?—I don’t think you need it, because visitors ______ to take photos there.
After the equipment was introduced; they produced_______ machines this year as the year before.
College students should be encouraged to use _____ Internet as _____ resource when planning a term paper.