Don’t get that ink on the shirt, for it _____.
| A．doesn’t wash out | B．won’t be washing out |
| C．isn’t washing out | D．won’t wash out |
Why not get some work experience first ______ go straight on to university?
| A．other than | B．rather than | C．more than | D．less than |
What if we meet with a situation _______ none of us are able to deal with?
| A．where | B．in which | C．what | D．that |
His lack of professional knowledge _______for the failure of the experiment.
| A．accounted | B．explained | C．counted | D．contributed |
Tom was about to close the window his attention was caught by a bird.
| A．when | B．if | C．and | D．till |
—Do you have any idea why Mark is leaving?
—No. In fact，everyone is _________about it.
| A．doubtful | B．curious | C．enthusiastic | D．annoyed |