Câu hỏi:

Before he did his homework, he __________ a TV show.

Choose the letter A, B, C or D the word that has the underlined part different from others.

Some people believe that aliens are just __________ creatures.

We try __________ in touch with our neighbor after moving our house.

The students __________ for an exam at this time next week.

His father is going to repair the bike for him soon.

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We would take part in the competition if the prize __________ bigger.