Paul found it increasingly difficult to hear, ______ his hearing was beginning to fail.A．a

Paul：__________？Mike：It’s SO borin9．1 don’t think mueh of it．A.Did voU attend Professor Sm

If fuel tank levels are found to have increased after a grounding, you should suspect ____

Increasing the speed of a centrifugal pump will result in an increase in its capacityAnoth

If the corporation wants to increase its （),it must reduce operating expense.

Among the critiques were allegations ____ some franchise uses its political influence to increase its profits.

If I______to handle the heavy case without Paul and Peter, I could never have moved it.A．h