补全词组
1. Grandma is very healthy because she___________(锻炼) every day.
2. Please speak aloud, I can___________ (几乎不) hear you.
3. We___________ (尽力) to eat a lot of vegetables to keep healthy.
4. Walking helps you to keep in good___________ (健康).
5. There are some___________ (不同) between the tiger and the cat.

I have a _______ bird. (   )

A．little

B．sing

C．oink

把下列字母重新组合成单词
1. k, b, o, o    ____________
2. r, y, o, c, a, n ____________
3. o, a, g, n, r, e ____________
4. l, u, e, r, r    ____________
5. c, p, e, l, i, n ____________
6. e, l, y, l, w, o ____________

选出下列单词中不同类的一项。
（   ）1、A. space   B. walk   C. spaceship
（   ）2、A. cold    B. Earth C. Mars
（   ）3、A. is B. had    C. was
（   ）4、A. astronaut B. doctor C. space
（   ）5、A. what   B. were   C. where