题目内容
When paying for a taxi, he never looks at his wallet –just takes out one note ____ and hands it over.
- A.by accident
- B.on occasion
- C.at random
- D.on average
C
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In the U.S, ______a tip is thought to be polite when paying the bill.
| A.leave | B.having left | C.leaving | D.being left |
When paying for a taxi, he never looks at his wallet –just takes out one note ____ and hands it over.
| A.by accident | B.on occasion | C.at random | D.on average |