— My son, who is now studying at a university, uses more than 3,000 yuan a month.
— Well, tell him to be economical.  After all, ______.

— My son, who is now studying at a university, uses more than 3,000 yuan a month.

— Well, tell him to be economical.  After all, ______.

A．money doesn’t grow on trees             B．the morning sun never lasts a day

C．light come, light go                      D．penny wise, pound foolish

--- My son, who is now studying at a university, uses more than 3,000 yuan a month.

--- Well, tell him to be economical(节约). After all, _______.

1. A.
   the morning sun never lasts a day
2. B.
   money doesn’t grow on trees
3. C.
   light come, light go
4. D.
   penny wise, pound foolish

— My son, who is now studying at a university, uses more than 3,000 yuan a month.
— Well, tell him to be economical(节约). After all, _______

1. A.
   the morning sun never lasts a day
2. B.
   money doesn’t grow on trees
3. C.
   light come, light go
4. D.
   penny wise, pound foolish