A COMBINE HARVEST IS VERY ______, IT CAN CUT AND THRESH RICE AT TH...

38. - 90 CAU HOI TRAC NGHIEM WORD FORMATION
90 CAU HOI TRAC NGHIEM WORD FORMATION
38. A combine harvest is very ______, it can cut and thresh rice at the same time. A. use B. useless C. useful D. usefulness