Exercise 1: Put the verbs in the correct form.
1. The manager suggested that we should _________ (try) to find another hotel.
2. Mary ( talk ) __________ , Hoa, on the phone at 9 o’clock yesterday .
3. He (go) __________ to school yesterday.
4. While I ( cross) __________ the street to go work last night, I (step) _________on a banana and (fail) __________ heavily.
5. He (go) __________ to Ha Long Bay for 2 weeks since then.