The closest potentially ______ planet ever found has been spotted by Australian scientists, and it's just 14 light-years away.

The ______ of living in big cities is usually higher than that in the rural areas.

The children in my home village used to go ______, even in winter. Now they all have shoes.

Eating from ______ is a popular habit of people in big cities in Vietnam.

Huy got a bad mark for his English test. He must have been really ______.

This river now is much less ______ than before. People are aware of the environment and they try to keep the river clean.

Last Wednesday witnessed a ______ drop in raw oil price, which is really a big surprise.

The clanging sound of the Ha Noi ______ in the 1970s has gone deep into people's collective memory.

I don't think Fred gets ______ with Daniel. They always argue.

In 1990, due to the change of the economic situation, it was very difficult to sell Dong Ho paintings and many ______ quit their jobs.

She told me I ______ learn hard to pass the entrance exam the following month.

Today's cities are ______ than cities in the previous time.

While we ______ Son Dong, we found a river in this biggest cave.

If she learned English well, she ______ in English-speaking countries.

My sister didn't know who ______ when she had difficulty in deciding her future job.

______ it rains heavily, we decide to start the match on time.

He suggested ______ tickets in advance to have good view.

I wish I ______ how to paint on ceramic pots.

Mai: “Thanks a lot for your wonderful gift.”

Lan: “______”

John: “Sorry, I forgot to phone you last night”

Mary: “______”

"We will go to Ha Long Bay this summer." my friend said.

Some tourists litter everywhere, the natural beauty is destroyed.

She let them dry in some minutes, then she painted on their surface.

I often lived in an extended family when I was young.

The first boy has just moved. He knows the truth.

Hoa can't understand what the native speakers are speaking. She wants to understand them.

I have to look after my little sister. My mother is out.

Life in the big cities is convenient. Many people like living there.

Dear Ann,

a. It is surprising to me to hear that you are about to visit my country on your vacation next month. I'm willing to be your instructor about everything Vietnam.

b. Therefore, show your respect by staying and talking to others when you finish your meal. It is an opportunity for you to learn more about Vietnamese culture.

c. Secondly, stay until others finish. It is not polite to leave the table too soon as other people may think that you do not want to talk to them.

d. Lastly, you should say thanks to the hosts to show that you're pleased with the meal they've prepared. You can congratulate them on well-prepared meal and they will feel that their efforts are not wasted.

e. I will share with you some table manners that help you during the trip. Firstly, you shouldn't stick the chopstick against the bowl of rice.

Look forward to seeing you soon!

Love,

Mai

a. In addition, they provide employment for residents living in these villages. Income from these production activities will not only help them support their families but also develop the country's economy.

b. In modern society, traditional craft villages still play an important role because of the benefits they bring about.

c. In my opinion, obviously, the vital roles of traditional craft villages about cultural and economic values might remain all the time.

d. About the tradition, they play an important role in preserving traditional values for future generations. The artisans in these villages help the youngsters to know and understand about the long-lasting culture, symbols of each region.

e. We clearly see that the craft villages help to boost the country's tourism since unique handcraft items usually attract foreign tourists so much. This also contributes to the whole economy's development from tourist products and services.