The spokesman denied his factory ever have dumped waste into the local river.
Ta thấy thì của cả câu là thì quá khứ, dựa vào động từ" denied".
Do vậy. have dumped phải chuyển thành had dumped.
Đáp án là C
The packages___________________ so that it would be easier to carry them.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
Only one of our gifted students______to participate in the final competition.
Long ago, women were_________to vote in political elections.
He_______________us but he was short of money at the time.
_______ has been a topic of continual geological research.
Education in many countries is compulsory________the age of 16.
It is stated in the passage that____________________ .
The pool should not be made so deep______small children can be safe there.
Tom: "___________________ " Mike: "I won't say no!"