Like humans, zoo animals must have a dentist to have their teeth-.

Identify the one underlined word or phrase (A, B, C, D) that must be changed in order for the sentences to be correct. Suzy had better to change her study habits if she hopes to be admitted to a good university.

If you had started earlier, you_____ the train

If I were you, I _____ take the money.

____ to Barishal by bus yesterday?