By the time he realizes he ____into a trap, it’ll be too late for him to do anything about it.
| A．walks | B．walked | C．has walked | D．had walked |
In this factory, suggestions often have to wait for months before they are fully _____.
| A．admitted | B．acknowledged | C．absorbed | D．considered |
Our attitude toward our teachers should be _____, but not slavish or superstitious.
| A．respectable | B．respected | C．respective | D．respectful |
Her display of bad temper completely _____ the party.
| A．harmed | B．damaged | C．spoilt | D．hurt |
The _____ of the trees in the water was very clear.
| A．mirror | B．sight | C．reflection | D．shadow |
Roses are quite _____ flowers in English gardens.
| A．ordinary | B．common | C．usual | D．general |