______an international student to work without proper papers, he would be in violation of

An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of _____.

______number of students have gone to Shanghai． A．／ B．TheC．A D．An

A teacher, with his students, ______ an English film.A．is to seeB．is seeingC．are seeingD．s

The pressure of too much homework has led to an evident _______ among the students. A.

As an international star Mickey ______.A．knows m

Warranty cost is an example of an _____ .A.internal failure costB.appraisal costC.external