[CĐ] Destination B2 U6 (D - I)

Alex's electricity was cut ​ (a)  

• off because she forgot to pay the bill.
• metals such as lead into gold.
• out who discovered penicillin.
• on in physics over the last year.
• off fumes that can be harmful.
• off and the experiment was a success.

Wear a mask because these chemicals give​ (a)  

• metals such as lead into gold.
• out who discovered penicillin.
• on in physics over the last year.
• off fumes that can be harmful.
• off and the experiment was a success.
• off because she forgot to pay the bill.

I'm writing an essay and I need to find (a)  

• metals such as lead into gold.
• out who discovered penicillin.
• on in physics over the last year.
• off fumes that can be harmful.
• off and the experiment was a success.
• off because she forgot to pay the bill.

I was pleased that our gamble came (a)  

• metals such as lead into gold.
• out who discovered penicillin.
• on in physics over the last year.
• off fumes that can be harmful.
• off and the experiment was a success.
• off because she forgot to pay the bill.

Alchemists spent years trying to turn ​ (a)  

• metals such as lead into gold.
• out who discovered penicillin.
• on in physics over the last year.
• off fumes that can be harmful.
• off because she forgot to pay the bill.
• off and the experiment was a success.

Your teacher says you've really come (a)  

• metals such as lead into gold.
• out who discovered penicillin.
• on in physics over the last year.
• off fumes that can be harmful.
• metals such as lead into gold
• off because she forgot to pay the bill.

I don't think people should be allowed to perform experiments _________ animals.

• for

• over

• on

• to

There was an explosion in technology ________ the beginning of the 20 century.

• in

• at

• through

• on

Let's face ________ - we are destroying the environment and we need to do something now.

• truth

• facts

• things

• information

The distance from the Earth to the Sun is , ________ average, about 149 million kilometres.

• by

• on

• from

• in