---Do you have enough students to carry the boxes?---No. I think we need ______students.
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? — ____.