______ both sides accept these terms will everlasting peace be established in this region.
| A．Unless | B．As long as | C．If only | D．Only if |
＿＿＿＿＿box cannot be lifted by a boy of five.
| A．So a heavy | B．So heavy a | C．A such heavy | D．Such heavy a |
The salesman showed her several bags and she chose＿＿＿one as she didn’t want to spend too much money on it.
| A．the less expensive | B．less expensive |
| C．the least expensive | D．least expensive |
I’m surprised that you should have been fooled by such a(an)＿＿＿＿＿trick.
| A．ordinary | B．easy | C．smart | D．simple |
It takes a long time to go there by train； it’s ＿＿＿＿by road.
| A．quick | B．the quickest | C．much quick | D．quicker |
—— Would you like some wine?
—— Yes, just＿＿＿＿＿.
| A．little | B．very little | C．a little | D．little bit |