Correct decision depends on enough ________.

[　　]

－I wonder if I ________ smoke here.

－No, you ________. Could you see the sign “No Smoking” there?

[　　]

Jack always ________ to study French.

[　　]

－May I help you with some gloves, sir?

－Yes. I'd like to try on those blue ________.

[　　]

Suddenly I heard a strange ________ downstairs, then came a man's ________, “Who is over there?”

[　　]

English is used ________ a second language in some countries.

[　　]

She's upstairs ________ letters.

[　　]

________ I entered his room, he was writing a letter.

[　　]

She spends too much ________ clothes.

[　　]

－I don't think we have met before.

－Yes, once at a party, but we ________.

[　　]