Rewrite the sentence as a yes / no question. a The Nile is the longest river.
Is the Nile the longest river
b Earthquakes have occurred in this country.
f Our climate will be different in 50 years' time.
?
?
9 The capital city has continued to grow.
?
?
c The volcano had erupted before.
I
h The Arabian Desert and the Gobi Desert are
similar in size.
?
d 200 million years ago there was only one
continent.
?
i The ice at the Poles has started to melt.
?
e People were expecting a tsunami in 2004.
| Many people were injured in the earthquake.
?

а. Is the Nile the longest river?

b. Have earthquakes occurred in this country?

f. Will our climate be different in 50 years' time?

9. Has the capital city continued to grow?

c. Had the volcano erupted before?

h. Are the Arabian Desert and the Gobi Desert similar in size?

d. Was there only one continent 200 million years ago?

i. Has the ice at the Poles started to melt?

e. Were people expecting a tsunami in 2004?

In the sentence a, we can rewrite it as a question by flipping the subject "The Nile is the longest river" and the verb "is" to form the question "Is the Nile the longest river?"

In the sentence b, we can rewrite it as a question by changing the statement "Earthquakes have occurred in this country" to the question "Have earthquakes occurred in this country?"

In the sentence f, we can rewrite it as a question by changing the future tense statement "Our climate will be different in 50 years' time" to the question "Will our climate be different in 50 years' time?"

In the sentence 9, we can rewrite it as a question by changing the statement "The capital city has continued to grow" to the question "Has the capital city continued to grow?"

In the sentence c, we can rewrite it as a question by changing the past tense statement "The volcano had erupted before" to the question "Had the volcano erupted before?"

In the sentence h, we can rewrite it as a question by changing the statement "The Arabian Desert and the Gobi Desert are similar in size" to the question "Are the Arabian Desert and the Gobi Desert similar in size?"

In the sentence d, we can rewrite it as a question by changing the statement "200 million years ago there was only one continent" to the question "Was there only one continent 200 million years ago?"

In the sentence i, we can rewrite it as a question by changing the statement "The ice at the Poles has started to melt" to the question "Has the ice at the Poles started to melt?"

In the sentence e, we can rewrite it as a question by changing the statement "People were expecting a tsunami in 2004" to the question "Were people expecting a tsunami in 2004?"