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6. For a photographer, a good camera and a tripod are __________.
A. like a fifth wheel B. like carrying coals to Newcastle
C. the tools of the trade D. the keys of every problem

7. Yoga and meditation are preferred by her as her forms of exercise as she only goes to the gym __________.
A. once in a blue moon B. ten to one
C. like clockwork D. once in a while

8. This city is __________, so he can show you around.
A. superficially known by him B. known by him inside out
C. what he’s in the dark about D. known by rote by him

9. When he said he had other plans, I didn’t __________.
A. miss the boat B. bark up the wrong tree
C. catch his drift D. go off the mark

10. Leaving nothing behind, she sold her apartment __________.
A. lock, stock and barrel B. hook, line and sinker
C. bread and butter D. dog-eat-dog
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