The teacher asked Jim _______________.

What color is the bike? —It’s _______ orange.

I have a lot of homework to do today, _________ I cannot go swimming with you.

You can’t complain about being left out ______you don’t make any effort to share your joys and sorrows with others

Studies show that people are more ________ to suffer from back problems if they always sitbefore computer screens for many hours. [ ]