| A．order | B．work | C．horse |
| A．left, right | B．right, left | C．right, right |
| A．play | B．playing | C．played | D．to play |
| A．a twin sister | B．twin sister | C．twin sisters |
| A．fly higher | B．is flying higher |
| C．as high as | D．flies high |
| A．is, taller | B．has, tall |
| C．has, as tall as | D．has, taller |
| A．are | B．is | C．has |
| A．too much | B．a few | C．too many |
| A．late | B．later | C．early |
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