With the word “ PM2.5” ________ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.

He had a strange hairstyle and he instantly became the ________ of attention the moment he stepped into the classroom.

 It took us several hours to make the old man ________ of the safety of travelling by air.

No one can ________ how the election will turn out，as there are many unknown facts.

The sooner we students ________ to the new school，the better it will be _______ our studies.

 Although the living standards of Chinese people have greatly improved, most poor families in China spend      50% of their income on food.

Experts said it was       that Malaysia Airlines Flight 370(马航370) had changed course and turned back toward Kuala Lumpur(吉隆坡). 

I think you should go back to your     plan, which is much more practical than the present one.

The success of a government should be       in terms of the health and happiness of the people as well as the development of economy.

The European Central Bank yesterday      the document was genuine but refused to make any further comment.

Happiness and success often come to those who are good at recognizing their own     .

The government decided to tear down the old bridge, which was not strong enough to allow the ___ of heavy vehicles (车辆).

To his disappointment, the opinion he tried to stick __________ wrong.

The matter __________ your fate can't be taken for granted. You have to think it over seriously.

Not many people __________ the idea that money brings happiness.

On the __________ first day, our teacher told us that it was vital that we __________ notes in English class.

Please __________ that you must review your lesson after class.

If I am not __________ when you phone, ask for someone else’s help.

 What I’m interested in is radios and telephones, so I’d like to study __________ Engineering during my four years in university.

He has enormous funds __________ his command.