英语病句,只有一处错误,并改正.

题目

英语病句,只有一处错误,并改正.
It remains some doubt among the students about the importance of exercise.
the president is opposed to give financial aid to the areas hit by an earthquake.
Peter could't visit the place.Otherwise he would know something about it.
The rule requires that all employees will wear a suit and tie when meeting with important clients.
The new findings of the report are worthy of note down.
Nothing happened at all.I shouldn't have worried.
He was absent-minded then .He must have prevented the accident.

答案

1,doubtful.2,giving.3,Peter didn't visit,4,wear suits and ties.5,worthy to be noted down.6,shouldn't worried.7,He should have.