He has been working hard day and night, which, of course, his tiredness.
A. accounts for B. answers for C. applies for D. stands for
Could I do some explanations? I to call on you last night, but somebody came to see me just when I was to about leave.
A. would intend B. intended C. had intended D. was intending
His parents, , didn’t look after him very well—the elbows of his jacket and his boots were badly worn out.
A. generally B. apparently C. gradually D. precisely
After months of voyage, Columbus arrived in later proved a new continent.
A. what B. where C. that D. which
—Are you satisfied with what he has done?
—Not in the least. It couldn’t be .
A. So bad B. much better C. the best D. any worse
delicious, the food was soon sold out.
A. Being tasted B. Having tested C. Tasting D. Tasted
