Which of the following underlined parts is different in pronunciation from others?
| A．Our flight was canceled. |
| B．My father has bought a DSLR camera. |
| C．Smoking can damage your health. |
| D．They are holding a debate on keeping pets. |
He _______ take exercise, but now he loves to play basketball.
A. didn’t use to
B. not used to
C. didn’t used to
It’s impolite ________ loudly in public places.
A. to speak B. speaking C. to speaking
—_______ is the hot water used for?
— It is used to wash clothes.
A.Who B. What C. Where
—Do you know the boy _______ is talking to Mr. Smith?
—Yes, he's my brother.
A. whatB. whichC. Who
Every student is supposed _______ the school uniform on weekdays.
A. wearB. wearingC. to wear