All our effort ended in smoke.

• to come to nothing
• to gain importance
• to praise oneself
• to reach target

Don't mix with the bad hats.

• people of bad character
• people selling bad hats
• people of poor status
• people with bad hats

"Don't try to throw dust into my eyes. You will not succeed."

• to protect my eyes
• blind me with dust
• to mislead or confuse me
• to blind me with dust

He is ill at ease in his new position.

• not comfortable
• feeling sad
• angry
• callous

If you talking about a "tit for tat" situation, you are:

• making someone angry
• doing harm as done to you
• rewarding people for the good done
• taking advantage of someone

When one is "airing dirty linen in public", the person is:

• discussing private affairs in public
• hanging out clothes in the open to dry
• standing up and fighting
• complaining

If someone uses the idiom "a black sheep", he/she is talking about:

• a sheep that in black
• an unlucky person
• an ugly person
• None of the above

Choose the most appropriate meaning of the idiom "To cry wolf".

• To Cry copiously
• To raise false alarm
• To be frightened
• To scare people

He is in deep water and needs your help.

• great difficulties
• under the water
• a sea
• pain

I cannot deal with a queer fish like him.

• having too much critical habit
• dishonest person
• very mean person
• eccentric and peculiar person