Đáp án: He must have misunderstood what I was saying to him.
be sure (that) someone did sth - someone must have done sth
chắc chắn rằng ai đó đã làm gì
be sure (that) someone didn’t do sth - someone can’t have done sth
chắc chắn rằng ai đó đã không làm gì
SECTION II: LEXICO – GRAMMAR
Choose the best answer from A, B, C or D to best complete the following sentences.
Had the drought not lowered the reservoir the ancient village__________
We've postponed the lunch until next week. (off)
The lunch …………………………………………………………..…….. until next week.
We couldn’t relax until all the guests had gone home.
Only .........................................................................................................................................................................