Helen is ______ American girl and she often plays ______ badminton.
Most animals walk ____ four legs.A. of B. to C. on
—We are going to play in tomorrow’s football match.I feel very nervous.Dad.—________.I'm sure you can win the match.
The man ________ is talking to our teacher is Betty’s father.
If you have trouble pronouncing these words, you can repeat them over and over again ________ you are comfortable with them.
一Would you like to go to the amusement park?—If Jack does,________.