—This physics problem is too difficult. Can you show me _____, Wang Li? —Sure. A. what to work it out B. what to work out it C. how to work it out
The children took a trip ____ the Great Wall last week.
—My favourite subject is music. What about ____? —English.
—Our Chinese diving team won a gold medal again! —What _____ good news!
Five million, five hundred and fifteen thousand, one hundred and fifty-one is ______.
— How was your interview last Monday? — ____.