They were grateful for our timely help and therefore bought us some flowers to show their __________.

Three students in our class were（) for special praise.A took overB spread outC singled o

For over a million years, our forefathers were basically ______.A．successful farmersB．co－o

For our both benefit, we are grateful to you for thinking about our suggestion.A．our both

For over a million years, our forefathers were basically ______.A．cooperating huntersB．suc

For over a million years our forefathers were ba

For over a million years our forefathers were basically ________.A) any member of