15.nourish=cultivate
16.tend=look after
17.give sb. up 自首
Give out 分发，发出；公布，发表；用尽，精疲力竭Give away 放弃；泄露；分发；出卖
Give way 让路；撤退；倒塌；失去控制
18.l aborious adj. 勤劳的；艰苦的；费劲的
manual adj. 手工的；体力的
19.nourishing 有营养的
Unit 11
1.poke fun at 取笑
Poke one’s nose into 管闲事，干涉
2.detain 耽搁
3.only too=very
4.blow itself out=lose force
5.smother vt. 使窒息；抑制；（用灰等）闷熄；忍住
vi. 窒息；被抑制；闷死
n. 窒息状态；令人窒息的浓烟
e.g. This place is smothered with thick snow.
6.toll vt. 征收；敲钟
n. 通行费；代价；钟声
vi. 鸣钟；征税