1. He failed to persuade his boss to accept his project.

2. Trees grow more quickly in summer than in winter.

3. You have you ever seen this film before?

4. Mary doesn't have much money. She can’t afford going out very often.

5. I have already heard about the accident when he told me about it.

6. The police didn’t allow the tourists to camp in this wood for security reasons.

1. He failed (persuade) to persuade his boss to accept his project.

2. Trees (grow) grow more quickly in summer than in winter.

3. You (ever/ see) have you ever seen this film before?

4. Mary (not/ have) doesn't have much money. She can’t afford (go) going out very often.

5. I (already/ hear) have already about the accident when he (tell) heard me about it.

6. The police didn’t allow the tourists (camp) to camp in this wood for security reasons.