Oh, Mary, why are you killing your time this way ?Can’t you find something____ doing at all?
| A．useful | B．valuable | C．worth | D．good |
—Bad news?
—If you ______ know, Li Na got defeated again in the first round!
| A．can | B．will | C．shall | D．must |
All the government leaders and policemen in Thailand must see to ______ that every citizen should stay safe and sound in the terrible flood.
| A．all | B．everything | C．it | D．themselves |
The time he has devoted in the past ten years ________the disabled is now considered _______of great value.
| A．to help; being | B．help; to be | C．to helping; to be | D．helping; being |
When we put the suggestion to him, he thought highly of it and was ______ about its immediate application.
| A．curious | B．content | C．cautious | D．enthusiastic |
This year the company has produced as many cars as the year before last, but the total profits are four-fifths ______ they were then.
| A．that | B．what | C．which | D．when |