根据括号内中文提示填入词的适当形式使句子意思完整。请将正确答案的完整单词认真填写至答题卷1-10指定区域。
We had great difficulty in _______ (呼吸), for the air is thin.
Nowadays, many teenagers waste time ________（聊天）on the Internet.
The old tend to raise pets to keep their __________.(陪伴)
Once you get into the _______ (习惯) of smoking, you'll find it hard to give it up.
New Year’s Day falls on  __________（一月）first.
Much to his          (宽慰)，the boy was out of danger.
I            (粘贴) a photo to my application form a moment ago.
Yesterday we had a heated _________（讨论）about " the mobile phone at campus."
Which country is         (主办) the next Olympic Games?
A person in ______(健康) is happier than one in wealth.