WE SHOULD RECYCLE USED THINGS SUCH AS BOTTLES, CANS, PAPER ……. SAVE...

1. - DE THI TIENG ANH 8 HKI
DE THI TIENG ANH 8 HKI

1. We should recycle used things such as bottles, cans, paper ……. save

natural resources.

a. so as b. in order that c. so as to d. in order