21.That radio company is so big that it has a lot of _______ in foreign countries.
A. introducers B.instructors C.conductors D.agents
22.I am afraid it was a _______ for you to do this.
A.bother B.bitter C.bake D.band
23During these ten years, many new methods have been _______ in the field of foreigh language teaching.
A.adopted B.adapted C.alarmed D.aided
24.That is _______ behavior and nobody likes it.
A.whistle B.structural C.selfish D.fur
25.Yesterday was such a _______ day we decided to go for a drive.
A.glorious B.dynamical C.avenue D.invitation
21.D 22.A 23.A 24.C 25.A