【C7】A．doing outB．doing upC．working outD．cleaning up

One machine can do as much work as ______.A．40% of the peopleB．4% of the people in the wor

It took me two hours to figure out how to do it.A．guessB．sum upC．understandD．summarize

How do you get your members to ______ as a team？A: pull apartB; pull upC; pull together

It is quite rude to_____other people behind their backs.A．do overB．do upC．do downD．do with

Do you mind if I______the mistakes in your report？A．pick upB．put upC．call outD．point out

What would you do if war______？A．breaking outB．will break outC．breaks outD．were to break o