“Would you have told him the answer had it been possible?”
“I would have, but I ＿＿＿＿so busy then.”
| A．had been | B．were | C．was | D．would be |
Landing safely in bad weather is a _______ task for any pilot, and even the smallest error can lead to a disaster.
| A．tricky | B．secure | C．significant | D．easy |
The discovery of the oil field, to the delight of the whole nation, will largely _______ the country’s dependence on imports of energy.
| A．adjust | B．affect | C．settle | D．ease |
One hundred percent _______ to your studies, though it can be lonely and no fun at all, will leave precious marks on your youth.
| A．commitment | B．attention | C．reference | D．reaction |
The speech from the new government is a _______ that major changes are on the way.
| A．warning | B．symbol | C．goal | D．signal |
We human beings experience a great liberalization and open-mindedness, which is ______ in our daily attitude to the disabled, olds, females, especially homosexual populations.
| A．distinguished | B．mirrored | C．declared | D．substituted |