New Words：

keep in touch 保持联系

Sample Sentences：

We must keep in touch with each other.

Please promise me that you will keep in touch.

It is important to keep in touch with your friends.

New Words：

above [əˈbʌv] 在（或向）…上面
above all 首先；尤其是

Sample Sentences：

The plane flew above the clouds.
We cannot accept children above the age of 10.

Above all, keep in touch.
Above all, don't go around looking at the house if you are not invited.

keep in touch 保持联系

New Words：

hang [hæŋ] v.悬挂；吊；垂下；垂落
hung [hʌŋ] v.hang的过去分词和过去式
hang on 坚持;等一会儿;稍等

Sample Sentences：

Hang your coat on the hook.
Have you hung out the washing?
Smoke hung in the air above the city.
Hang on a minute ─ I'm lost.

above [əˈbʌv] 在（或向）…上面

New Words：

diaper [ˈdaɪpər] n. 尿布;(婴儿的)尿片

Sample Sentences：

Their diapers probably need to be changed.
He never changed her diapers, never bathed her.

New Words：

minus ['maɪnəs] 减；减去；零下

Sample Sentences：

Seven minus three is four.
How much is ten minus one. Ten minus one is nine.
What is five plus three? What is five minus three?