He devised an______to measure light waves.A．implementB．instrumentC．applianceD．equipment

An acceptable means of tightening connecting rod and main bearing cap bolts is to measure the ______Itorque applied to each nut and bolt assembly IIstretch of each nut before and after tightening

Young ______ he is, he has proved to be an able salesman.A．thatB．whoC．asD．which

He was held in the police station because he ___________ to an offence.A was relatedB co

On leaving school he became an office-boy and having no______to rise higher, he only waste

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

The woman began to sob when Homer was sitting there. He really wanted to get _____ an