They find ___ difficult to understand the teacher when they talks.
—I can play the guitar.— _____ can you do?—I can also sing English songs.
—Can you play ping-pong _____ basketball?—I can play ping-pong.
—Lucy, tomorrow is October 1st. I’m going to Kunming for the holidays(假日).—_____
—Could you ride a bike when you were 5 years old?—_____
What present did you give Carl _____ his birthday?