---Sir, I’m terribly sorry for not having handed in my homework on time, but I have been very busy all these days. ---No excuse for it, but I drop it this time.
—I’m thinking of the test tomorrow. I’m afraid I can’t pass this time. —________!I’m sure you’ll make it.
The new tax would force companies to __________energy-saving measures. A. adaptB. adoptC. adjust D address
If the American government the expert’s suggestion, the world economy would not be in such a mess now.
He had hardly reached home _______ an unexpected guest came to visit him.
Had they known what was coming next, they ___________ second thoughts.