Bill can play______ violin but he can’t play ______ basketball.
The students are _______ to know that elephants can walk quietly on tiptoe.
In spring, you will _______ the whisper of the breeze(清风),if you _______ carefully.
—____ girl in red is Millie 。—Oh, What ___ nice girl!
—Could I swim here, Mr. Yang?—No, _____ . It’s dangerous to swim here.
—How do you look after your goldfish?—They need clean water, and remember not to _____ with your hands.