New words：

minor ['mainə]
adj.轻微的；较小的；次要的
n.未成年人

Sample Sentences：

You can't serve drinks to minors.
I was lucky to escape with minor injuries.
The law forbids shops to sell alcohol to minors.
The young actor was given a minor part in the new play.
He left most of his money to his sons; his daughter only received a minor share of his wealth.

forbid [fə'bid] v. 禁止；不准；不允许；〈正式〉严禁

New words：

waver ['weivər] v.动摇；颤抖；犹豫不决

Sample Sentences：

His courage never wavered.
She wavers a little when she walks.
She drew a wavering line down the board.
While we were wavering, somebody else bought the house.

New words：

muscle ['mʌsl] n. 肌肉
all in 累极了；疲倦极了

Sample Sentences：

I am all in. I can't move a muscle.
Lifting weights will build arm and shoulder muscles.
By the time we got to the top of the mountain, we were all in.
Some of my friends develop their arm muscles by playing tennis.

New words：

brawn [brɔ:n] n. 体力
brawny ['brɔ:ni] adj. 健壮的；肌肉发达的
muscular ['mʌskjulə]adj. 肌肉的；强壮的；肌肉发达的

Sample Sentences：

He's got more brawn than brains.
The work requires brain as well as brawn.
His brawny/muscular chest is as strong as iron.
The muscles of his arms are very brawny/muscular.

muscle ['mʌsl] n. 肌肉

New words：

suppose [sə'pəuz] v. 假设；假定；设想；(根据所知)认为，推断，料想

Sample Sentences：

I suppose he will be back by eight o'clock.
They were supposed to be here an hour ago.
Suppose he can't come, who will do the work?
I suppose you want to borrow money from me again?