A. reactions

B. reflexes

C. feedback

D. communication

A. mesalliance

B. misalliance

C. elopement

D. romance

A. Dinosaur : Tyrannosaurus

B. Skeleton : Flesh

C. Plant : Genus

D. Method : System

A. When the parade was on, a soldier broke the file.

B. You will find the paper in the file under C.

C. File your nails before you apply nail polish.

D. I need to file an insurance claim.

E. The cadets were marching in a single file.

A. People should learn to buckle up as soon as they get into a care

B. People should learn to buckle up as soon as they get into a car.

C. The horse suddenly broke into a buckle.

D. Sometimes, an earthquake can make a bridge buckle.

E. The accused did not buckle under police interrogation.

A. We took a ride on the merry-go-round.

B. The police fired a round of tear gas shells.

C. The doctor is on a hospital round.

D. I shall proceed further only after you come round to admitting it.

E. The shop is located round the corner.

A. I must run fast to catch up with him.

B. Our team scored a goal against the run of play.

C. You can't run over him like that

D. The newly released book is enjoying a popular run.

E. This film is a run-of-the-mill production.