Don’t forget to ______ the light before you go.
A. switch on
B. turn to
C. switch off
D. turn over
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I don’t know how to ____a car.
A. take
B. ride
C. walk
D. drive
What ________ of transportation do you like best?
A. ferry
B. kind
C. scenery
D. subway
-- Is this your new bag? -- Yes. It ________ me 80 dollars.
A. spent
B. took
C. cost
D. paid
Tom kept coughing (咳嗽) this morning, and he must ______.
A. have caught a cold
B. have come true
C. have done some cleaning
D. have enjoyed himself