Question

105.
Why did Sean break up with Heather?
Can someone tell me
?
Modals of probability in the present and the past: Write the modal verbs in the present or in the past
according to the situation
106.
I heard that Sonja won the lottery; she
be very happy.
107. Why is Ana so sad? I saw her fighting with her boyfriend yesterday; they
(break up).
108. What are you doing this weekend? I don't know, I
stay home.
109. Do you know how the Mayas built the pyramids? I have no idea, they
(use)
special tools.
110. Who is he talking to on the phone? It
be his mom, but it
be his dad
because he is on an airplane right now.
111. Why didn't the teacher come to class? I'm not sure. She
(feel) sick.
112. It is 12:20 and Luis is not here. He...​

Answer 1

Answer:

Explanation:

.

109. Do you know how the Mayas built the pyramids? I have no idea, they

(use)

special tools.

110. Who is he talking to on the phone? It

be his mom, but it

be his dad