______particularly happens on the Queens birthday.A．Trooping the ColorB．The EisteddfodC．Bo

It was obvious that the accident happened ______ .A．on designB．with purposeC．by designD．by

______, particularly the oxides of sulfur, greatly increases the rate at which rust forms.

According to the passage, one particular advantage of the Sky Greens is______.A．local clim

"It happens that he was in business. " The sentence means that______.A．He happens to be on

The next thing _____ happened was that something hit me terribly hard on the back of th

The next thing _____ happened was that something hit me terribly hard on the back of th