she never seems able to do the work satisfactorily. ()

She’ ll join us this evening（) she hasn’ t got important work to do.

Without the friction between their feet and the ground， people would never be able to wal

We shall never be able to fulfill ourselves truly unless we are working for the welfare o

Ive never been able to work her out. The underlined part means______.A．to work together wi

We know the fact______the energy makes the cells able to do their work.A．thatB．whichC．what

What is the finding introduced by the interviewee？A．Drugs seem to be able to target bacter