Page 457 - Grammar Explorer 2 - demo

2. Where are the islands?

Can you show me on the map?

3. How many days did the Kon-Tiki take to get there?

Do you remember to get there?

4. What did the DNA results show?

Do you understand ?

5. Who do you believe?
Real eNGlIsh
Have you decided ?
People often use noun clauses
B Work with a partner. Ask and answer the questions from to be less direct and more polite
exercise A. Use the map to help you. when asking questions.
Excuse me. Do you know
A: Do you know when people started living in Polynesia? what time it is?

B: Over 5000 years ago. / No, I don’t remember.

The Voyage of the Kon-Tiki NORTH
AMERICA
P
NORTH PACIFIC
OCEAN
O
L
0° Y EQUATOR 0°
4300 miles in 101 days PERU
N
E
S
FINISH SOUTH PACIFIC START
I OCEAN
0 mi 1000 A
TUAMOTU ARCHIPELAGO
FRENCH
0 km 1000 POLYNESIA
NG MAPS France
16.4 Noun Clauses with If/Whether
Heinle GE2
Yes/No Questions Noun Clauses with If/Whether
M16-4
HEYERDAHL’S ROUTE
Are the workers busy? I’m not sure if the workers are busy.
whether
if
Did they see the e-mail? We don’t know they saw the e-mail.
whether

1. Use if or whether to change a Yes/No Does she have class?
question to a noun clause. I’m not sure if she has class.
Do you know whether she has class?
2. Use statement word order with a noun ✓ I don’t know if she is absent today.
clause beginning with if or whether. ✗ I don’t know if is she absent today.
3. When if or whether begins a noun I don’t know if he is right or not.
clause, or not is sometimes added to
the end of the clause. It is also possible I’m not sure whether she knows or not.
I’m not sure whether or not she knows.
to add or not directly after whether.
uNIt 16 lessoN 2 437
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