An ________ boy, Li Wen, works hard and gets good grades in his final exam.
eighteen-year-olds
eighteen-year-old
eighteen years old
—Excuse me.Do you know ______ the theater? —There’s one next to the library.
—What about ______ that new bike?—I’m afraid I don’t have ______.
I don’t know if ______ to the party.I will let you know if ______.
—Whose workbook is this, Tony? —Look! Ann's name is on it! It ______ be hers.
—______ will you come back from Shanghai?—In one month.