回答英语问题，十万火急

一、Complete the following sentences, using the words given in brackets:
2,Though it may be difficult,one must always try to stick to the decisions he or she makes.(stick to)
3,Saint Valentine's Day （情人节） is a time of happiness for lovers , but is often a time of misery for lonely people.(misery)
4,It has been the anxiety among the workers about the future of the factory.(anxiety)
5,As we drove by the bookstore, I caught sight of Mary coming out of it .(catch sight of)
6,Many people experience real anxiety if they feel that what they do are shown to be wrong(wrong) .

三、
age blind
care（忧虑） cold
color deep
duty（关税） free
grass green
ice long
knee old
life sick
nation thin
paper white
sea wide
skin world
1,His hair has become (carecold ) since I last met him five years ago.
2,The two old men have been(ageblind )friends.
3,Mrs. Smith first knew her son was (colordeep )when he thought that roses and grass were the same color.
4,What they are doing in Shenzhen has attracted（吸引） (skinworld ) attention.
5,They spent a (seawide )summer in Qingdao doing exactly what they wanted to.
6,This river is only (icelong ) in winter.
7,The overseas Chinese（华侨） bought two bottles of wine in the (dutyfree )shop at the airport.
8,Since you tend to be (lifesick ), we'd better go to Ningbo by train.

四、 （该题要求将斜体部分单词转换成强调的部分，但由于你给出的句子里没有找到斜体部分的单词，因此只能帮你挑出一些可能需要强调的部分进行转换，请参考）
Make the italicized words emphatic（强调的） after the model:
Model: I wanted boots.— I did want boots.
1. They gave up halfway.What a shame!
It is a shame that they gave up halfway.（强调shame）
2. Be more careful next time.
Do be more careful next time.(强调be动词)
3. Come and join us in the discussion.
Do come and join us in the discussion.(强调come and join)
4. The pen writes smoothly.
It is the pen which writes smoothly.(强调pen)
It is smoothly that the pen writes.(强调smoothly)
The pen does write smoothly.(强调write)
5. I hope you will stay for lunch.
I do hope you will stay for lunch.(强调hope)
It is the lunch that I hope you will stay for.(强调lunch)