If the leaves _______, the trees ______bare.

If the temperature ______below zero, the water __________.

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_____ the boat leaves on time, we will arrive in Paris by the morning.

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I would have crashed the car _____.

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We're going to start painting the house tomorrow_____ it's not raining.  

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I think that if you _____ in his shoes, you ______ in the same way.

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I think that if you _____ in his shoes, you ______ in the same way.

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Had you told me that this was going to happen, I __________it.

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If he ________me the reason yesterday, I ________sad now. 

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It was much colder than we had thought. _____ we had taken more warm clothes.

The driver in front stopped so suddenly. Therefore, the accident happened.

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If she ____ more, she ____ not be overweight now.

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__________more help, I will call my neighbor.

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If the factory ______ dumping poison into the lake, all the fish and other aquatic animals _______.

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If you _____  to take a bus to school now, I ____ you a lift a little later.

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If she _____ Chinese, I believe that she _____  it very well. However, she doesn’t pay any attention to it.

If you want your tea sweeter, you _____ need to add some more milk or sugar.

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You won't pass the examination_____ you study more.  

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You won't pass the examination_____ you study more.  

Lan wishes there ______a smart board in her classroom

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We’ll get wet if we ______ out.

If the sea water continues to be polluted, many fish species ______ extinct.

The plants ____ if they don’t get sunlight and water.

If local people drink this untreated water, they _______ have cholera.

Mark the letter A, B, C or D on your answer sheet to indicate the answer to the following question.

If Tom ______ an alarm, the thieves wouldn't have broken into his house.

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If I _____  you, I ____ learn one more language.

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If you spoke more slowly, he _____ you.

Choose the best answer to fill in the blank.

I couldn’t understand what the passage said, so I had my friend ____ it for me.

Choose the best answer to fill in the blank.

She made her son _____ the window before he could go outside _____ with his friends.

Choose the best answer to fill in the blank.

As she drove pass his house she noticed him ____away from home.

I really believe that you should let your son _____ his own decisions; he is certainly old enough ____ so.

Choose the correct answer A, B, C or D to complete each sentence.

Ann was very surprised to find the door unlocked. She remembered _______it before she left.

Choose the correct answer A, B, C or D to complete each sentence.

The driver stopped _________a coffee because he felt sleepy.

Choose the correct answer A, B, C or D to complete each sentence.

“Sorry, I don’t remember _________you here before.”

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They should instruct you ____this work. It is their responsibility.

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He does not permit anybody _____  in his house.

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TV viewers could see the contestants of the Vietnam’s Next Top Model _____ confidently on the catwalk.

Choose the best answer to fill in the blank.

Vietnamese viewers expect foreign-origin reality shows _______ a “breath of fresh air” to TV channels.

She is looking forward to_______ you again.

It took him three hours _____ to Singapore.