单句语法填空
【小题1】They ________ (force) to find new ways of attracting tourists since the sudden drop in tourism last year.
【小题2】—Herry seems to be very annoyed.
—That’s because he’s too nervous. This is the first time that he ________ (direct) a play.
【小题3】—What is the price of petrol these days?
—Oh, it ________ (rise) sharply since last week.
【小题4】—Mary, I haven’t seen you lately.
—Oh, I ________ (try) to finish my research so that I can present my findings next month.
【小题5】—Will you regret your final decision to work in a rural community?
—No, I ________ (think) it over.
【小题6】By the time he realizes he ________ (step) into a trap, it’ll be too late for him to do anything about it.
【小题7】The officers ________ (discuss) the air pollution over the last two months.
【小题8】He ________ (play) football for many years when he was young.
【小题9】I ________ (call) my father all the morning but the line is always busy.
【小题10】It is he, rather than I, that ________ (work) in the company for two years.