31. focus v.使聚焦
This picture looks funny. Did you forget to focus the camera? 那张照片看上去很有意思。你忘记调节照相机的焦距了吗？
The beams of light moved across the sky and finally focused on the balloon.光束在天空移动最后聚焦在那个气球上了。
n.焦点，中心
This photograph is badly out of focus. We can’t see his face clearly.那张照片很模糊。我们根本看不清楚他的脸。
Bring the vase into focus if you want a sharp picture.你要是想照张清晰的照片就要聚焦在这个花瓶上。
32. folk a.民间的
Which do you prefer, pop music or folk music? 流行音乐和民间音乐你更喜欢什么？
She became interested in Irish folk dancing.她对爱尔兰民间舞蹈产生了兴趣。
33. forecast n. & vt.预告
Warmer weather is forecast for the next three days.预报以后的三天天气更加暖和。
The recent weather forecast is inaccurate.最近的天气预报不很准确。
Her teachers forecast a brilliant future for the little girl.小女孩的老师们都预见她将来前程辉煌。
34. function n.功能，作用
What’s the function of a chairman at a meeting? 会议主席的作用是什么？
Computers can fulfill a useful function if used properly.如果运用得当电脑能够起很大作用。
v.运行，起作用
The sewing machine won’t function well if you don’t oil it regularly.如果你不定时上油那台缝纫机就不好用。
Is your brain functioning normally? 你的脑子没有毛病吧？
35. honey n.蜂蜜
It’s said that honey does good to women’s health.据说蜂蜜对妇女的身体健康有利。
Susan helped herself with a piece of toast and spread it with honey.苏珊自己拿了块烤面包并抹上蜂蜜。
36. horrible a.令人恐惧的, 恐怖的
How many people were killed in the horrible accident? 那次恐怖的事故中有多少人丧生？
I don’t like films full of horrible scenes of murder and violence.我不爱看充满可怕的凶杀和暴力镜头的影片。
37. ignore v.忽视，不理
He ignored the speed limit and drove too fast.他无视限速开得飞快。
I could no longer ignore his rudeness.我对他的无礼忍无可忍了。
38. import v.进口，输入
Cars are imported into our country every year.每年我们国家都进口汽车。
A lot of countries import wool from Australia.很多国家都从澳大利亚进口羊毛。
n.进口，输入
The import of oil from abroad was cut off when the war broke out.战争一爆发从国外进口石油就被切断了。
There’s been a great increase in both import and export.进出口都有很大增长。
39. impress vt.留下极深的印象
I was very impressed by what he said.他所说的话给我留下了深刻的印象。
The significant sights of the Great Wall impressed the foreign tourists.外国游客无一不对长城的壮观景象留有深刻的印象。
40. indicate v.指示，表示
He indicated the bar across the street when I asked where his father was.我问他爸爸在哪里的时候他指了指街道对过的酒吧。
A red sky at night indicates fine weather the following day.晚上天边有红云就表示次日天气会很晴朗。