在日常生活中,如何用英语表达“我们走吧!”?A. Sit down! B. Help yourself! C. Let’s go!
—How many birds can you see in the trees? —I can see ______ birds.
______ junk food is unhealthy food, ______ lots of kids like eating it.
I study _____ my math test ______Tuesday afternoon.
There’s ____ in the book, so no one is interested in it.
Tom wants to be ____ engineer when he _____ up.