【C12】______A．longerB．olderC．weakerD．younger

It can be inferred that in the U. S. ______.A．business lunches last longerB．lunch usually

Retention refers to __________. 查看材料A.for younger a

The benefit of sitting less mentioned in the news is______.A．living longerB．keeping a good

For the students younger than 21, ______.A．they are the favorite customers of the credit c

He can hardly______having to accept orders from a man so much younger than himself.A．bearB

Retention refers to______.A. for younger and olde