Choose the best answer: 
The archaeological excavation ________ to the discovery of the ancient city lasted several years.

Life today is very different ______ life 50 years ago.

_______ you’ve ready, we can start now.

John goes to his office every day except Sunday. ______ Sundays he stays at home.

Each of the following sentences has an error. Find the errors and correct them.

The best way to eliminate a pest is to controlling the food accessible to it.

 ______ you are interested in this film, don't go to see it at any cost.

I can’t hear your voice __________ I’m wearing an earplug

We’re very worried ______ spending lots of money on energy in our home.

Choose the best answer to each question. 

He was the first person _______ the fire.

 We often go for a walk______ the weekends.

. Mai could play the piano beautifully if she ____ a piano.

My father arrives in Singapore ______Monday evening.

Choose the best answer: 
They barely knew that their task was difficult ________ the two previous attempts had failed.

Choose the best answer: 
(0)_______ you know that on (1)_______ we take home 150 plastic bags annually? In other words, that means a global figure of one million plastic bags taken home every minute. We are sure you'll agree this is a truly shocking statistic.

Plastic bags can not be simply (2) _______ along with your domestic rubbish - they can blow off landfill sites and become highly visible litter (3)_______ can remain in the environment for a number of years. They are not only an eyesore but they are a (4) _______to the environment too. For example, plastic bags almost dammed the Buriganga river in Bangladesh, and they are widely held responsible for causing devastating floods there on two separate (5)_______ .

They also (6)_______ a particular threat to wildlife. More and more (7)_______ dead turtles and whales are discovered washed up on beaches, killed by swallowing plastic bags. To marine life, a plastic bag closely (8)_______ a jellyfish.

These are the (9)_______ why you should reuse plastic bags you already have or take a small rucksack on trips to the supermarket. Why not take (10)_______ now and show how much you care about the environment by taking this small step!

7.

 "___________” means a piece of land full of rubbish.

Choose the correct answer to complete each sentence.

Why ______ we visit Sapa this summer?

My uncle is a ______. He often does research in his laboratory.

Choose the word or the phrase or sentence that best completes each unfinished sentence below or that best keeps the meaning of the original sentence if it is substituted for the underlined word or phrase.
Minh’s English is excellent. He speaks________.

He ______ with friends in an apartment in HCMC since last week.

Choose the best option:

She said “I have lived here for ten years”. She told me _____ .

Choose the best answer for each following sentences: 

Wearing uniforms helps students _____ equal in many ways.