[ Grammar ]
________their children go to university, they will sell their house an travel around the world.
A. After
B. When
C. Once
D. All are correct
Select your answer:

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Modals, Phrasal Verbs, Gerunds and Infinitives › ViewModal verbs are a kind of auxiliary or helping verb.
A. TRUE
B. FALSE
Vocabulary › View
In informational or expository writing, the most important thought or overall position; the thesis of a piece, written in sentence form, is supported by details and explanation
A. main idea
B. explicit
C. inference
D. quote
