The number of wild animals ___ getting smaller and smaller.

— Tom isn’t happy today. Do you know the_____?
— His dog is ill. That makes him sad.

— _______ does your brother go shopping?
— Sometimes.

_______ takes her about ten minutes ________ to school by bike every day.

______ can help us learn ______ about the world.

There is a teacher’s desk _______ of the classroom. Mr. Liu is standing _______ of it.

---What’s your ________?
--- It’s 13958176532.

---How are you?   -- I ________ fine.

---What’s this?    ---It’s ________.

下列字母中不是元音字母的是________.