His French is roughly _____ a par _____ my Japanese, so communication was rather difficult.
A. on-with
B. up-in
C. for-in
D. in-with

The party was _____ full swing when I arrived. Everyone was singing and dancing.
A. in
B. on
C. about
D. with

He took ____ golf when he retired from work.
A. up
B. over
C. on
D. after

They are all expert ____ this field.
A. in
B. over
C. to
D. into

Our mother ___ our stopping to have lunch.
A. told
B. asked
C. suggested
D. reminded

When facing problems, it’s important to keep a sense of ______.
A. comparison
B. relativity
C. proportion
D. introspection

Half of the children were away from school last week because of ______ of influenza
A a break -out
B a breakthrough
C an outbrust
D an outbreak

When you fire, keep calm and just squeeze the ........ gently.
A. barrel 
B. trigger 
C. sight
D. rifle

All members of the armed forces are required to ........ allegiance to the president.
A. announce 
B. certify 
C. swear
D. confess

The death rate would decrease if hygienic conditions ______ improved
A.are
B.have been
C .Were
D .had been