Before refrigerators were invented, people could not easily _______ fresh meat.

Which word does not have similar meaning to 'valuable'?

to show, point out, or make clear in another way

One of the many __________ of foreign travel is learning how to cope with the unexpected.

These organic olives are packaged in recycled glass ________.

where scientific research is done

A South African engineer, Piet Hendrikse, camp up with a _______ to the problem of carrying water.

The Health Detector indicates whether or not the person has a(n)______________. (which word cannot fill in this blanks)

Clean drinking water is one of the most valuable ________.

a plan or drawing that shows the look and function of something

What is not the definition of 'efficient'?

What word does not has close meaning to efficient?

What is not another word of 'equipment'?

What is the definition of 'electricity'?

What is the closest meaning to 'eventually'?

Many people are opposed to the use of nuclear_______.

The organization is committed to AIDS ______and education.

The family is ________ to survive on very little money.

to have enough money to pay for something

Building a dam would be a use of financial resources which this country cannot_______.

What is the definition of 'struggle'?

What is this picture refer to?

something that can be used instead of another thing

coal, petroleum, and natural gas

happening slowly over time

effect

new and original

existing or happening throughout the world

relating to just one person or thing

a chemical element that coal and diamonds are made of

to reduce

uses something up

to tell someone or something what they must do

farther than

useful or sensible

conditions which affect what happens in a situation

to have something in your mind as a plan or purpose

able to do things well

can be trusted or rely on

start being used instead of another thing

created by human beings, not by nature

to officially tell someone what to do

The Xiaomi 6.0 system is new, but so far it seems to be ___________.

Lieutenant Peters was now in ___________.

Many teachers are doing a very good job under difficult _____________.

It took Frank a while to learn to walk with the _________ leg.

What does your English teacher often ________ the class to do?

What are some of the things most computers are _______ of doing?

Due to circumstances ________ our control, the performance has had to be cancelled.

We have to be _______ and not spend so much money.

In what kinds of jobs do you think robots might _________ human beings?

What do you ______to do after class?

Use present continuous in this sentence; Jack________(visit) a retirement village.

Use present continuous in this sentence; He________(take) a tour.

Use present continuous in this sentence; He________(look) at the different activities.

Use present continuous in this sentence; The manager of the village ________(give) him information.

Use present continuous in this sentence; Some people________(relax).

Use present continuous in this sentence; Some people in the pool________(not/swim).

More and more older people ________ at the second careers these days.

Many people _________ at a younger age.

They _______ time doing interesting things.

Some people __________ new careers.

Other people ________. They are helping others without pay.

People _______ longer and healthier lives.

Some people ________ new talents and abilities.

Some older women _______ to work after raising a family.