Doris' success lies in the fact _______ she is co-operative and eager to learn from others.

A B/E does not become operative unless it is accepted by the person on whom it is drawn.

To improve parent-child relationships, teenagers are advised to be ______. A: obedient B: disobedient C: co-operative D: independent

The ___________ of a big new machine can be hard to learn. A: operate B: operation C: operating D: operative

It is ________ that we keep pushing the limits of our ocean. A: comparative B: impressive C: imperative D: operative

He seemed to have a very selective recall of past events. A: operative B: optical C: optimal D: optional

Doris' success lies in the fact _______ she is co-operative and eager to learn from others. A: what B: where C: who D: that

Doris' success lies in the fact _____ she is co-operative and eager to learn from others. A: ｗｈｉｃｈ B: ｔｈａｔ　 C: ｗｈａｔ D: ｗｈｅｎ

The text can be classified into three types: ______, ______ and ______. A: informative text B: functional text C: expressive text D: operative text

​The tourist is prevented from entering a country if he does not have a (an) ______ passport.‏ A: operative B: valid C: competent D: fake