The twin brothers are very lazy. ______ of them are good at English and other subjects.

well, you need to have a good sense of balance.

It seems that living green is ______ easy and cheap A small step can be rewarded with long-term benefits

Tom often drives carelessly.—Tell him he ________ answer for it if he goes on behaving like that.

. Is Mary there, please—I’m sorry, she is not here right now. _______