I don’t believe that this _____ boy can paint such a nice picture. A. five years old B. five-years-old C. five-year-old
Please stand ______ rows.
Boys, help _______ to the delicious food.
—What are the flowers _______?—They are beautiful.
______ she did this, all would be well.
_______ the heavy rain, many people were late for work.Because B. Because of C. As D.Since