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6 Complete the sentences about a home computer system that will change the way we live.
Circle the letter of each correct answer.

1. The lights will come on you get home.
a. until @)as soon as

2. While you , the home system is going to cook your dinner.
a. are watching TV b. are going to watch TV

3. Chairs will change their shape different family members sit in them.

a. until b. when

4. Music will start playing _____ you enter the house.
a. once b. until

5. You will be able to turn on the oven you are driving home.

a. after b. while

6. Your computer will create products for you ____ you give it instructions.
a. when b. before

7. While you a bath, the home system will prepare your clothes.
a. will take b. are taking

8. The home system will stay on you leave the house.
a. until b. as soon as

PRACTICE

7 Combine each pair of sentences into one sentence with a time clause. Use the time words in
parentheses. Add a comma when necessary.

1. First: The car manufacturer is going to test its new self-driving car.
Second: The manufacturer is going to sell the new car.

(after) The car manufacturer is going to sell its new

self-driving car after it tests it.

2. First: A car in front of you will stop.
Second: Your self-driving car will stop automatically.

(as soon as)

3. First: Your self-driving car will warn you.
Second: You will make a wrong turn.

(before)

UNIT 3 LESSON2 75
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