It is abnormal that when the engine is being turned by the turning gear or by hand, _____.

It is said in th．e passage that when the economy slides （)．A． men would choose working wo

History shows it is only when the economy is in the mud that Americans feel free to do wha

It is reported that a completely new situation will______when the examination system comes

It is believed that a completely new situation will______ when the examination system come

Statistics from the developed countries suggest that it is only when peoples living standa

The remodeling project is ------- amazing when you realize that it took only a week to be