The cost of living in Glasgow is amon
g the lowest in Britain, ____ the quality of life is probably one of the highest.
| A．since | B．when | C．as | D．while |
In a chemical change, energy cannot be created ,____.
| A．nor can it be destroyed | B．not it be destroyed | C．so can’t it not be destroyed | D．either it cannot be destoryed |
The Loisels did what they could ___ the debts.
| A．to pay off | B．to pay for | C．paid off | D．paid for |
The teacher entered the classroom, _____.
| A．with book in hand | B．book in hand | C．with book in his hand | D．book in his hand |
Let’s have another look, ___?
| A．will you | B．shall we | C．do you | D．don’t you |
I __ brushing my teeth twice a day.
| A．am used to be | B．make it rule | C．used to be | D．have the habit of |