The pilot felt something ______ wrong with the engine just before the plane took off.

A)be B)would be C)was D)to go

A)in front of B)before C)in advance of D)ahead of

A)giving off B)giving up C)giving away D)giving in

A)pulled up B)pulled out C)pulled down D)pulled on

A)cut through B)cut down on C)cut off D)cut away

A)effect B)efficiency C)use D)practice

A)get B)would get C)had to get D)must get

A)at B)with C)to D)in

A)this B)how C)what D)it

A)quite the most B)by far the most

C)very the most D)rather the most