1. Alexander Fleming discovered penicillin in 1928. →………………………………………………………………………………………………………………… 2. Tom didn’t break the chair yesterday. →………………………………………………………………………………………………… 3. Someone introduced me to Dr Felix last year. →………………………………………………………………………………………………… 4.They didn’t allow Tom to take these books home. →………………………………………………………………………………………………… 5. Did they catch the thief last night? →…………………………………………………………………………………………………

Nguyễn Toán Hỏi từ APP VIETJACK

· 16:46 04/10/2021

1. Alexander Fleming discovered penicillin in 1928.
→…………………………………………………………………………………………………………………
2. Tom didn’t break the chair yesterday.
→…………………………………………………………………………………………………
3. Someone introduced me to Dr Felix last year.
→…………………………………………………………………………………………………
4.They didn’t allow Tom to take these books home.
→…………………………………………………………………………………………………
5. Did they catch the thief last night?
→…………………………………………………………………………………………………

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Len Nguyễn

4 năm trước

1. Penicillin was discovered by Sir Alexander Fleming.

2. the chair wasn't broken by Tom yesterday

3.Dr. Felix was introduced to me last year

4.Tom wasn't allowed to take these books home by them

5.Was the thief caught by them ?

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