Поставьте их в вопросительную и отрицательную формы. (present simple tense)
1. the professor speaks five foreign languages.
2. the sun sets early in this part of the world.
3. he watches birds in the forest every sunday.
4. babies have five meals a day.
5. spring makes people feel young.
6. i take my dog out every evening.
7. we get tea mostly from china and ceylon.
8. he hopes to find a new job.
9. we like english tea.
10. i always have breakfast at home.

1. My brother and sister are listening to Rihanna at the moment.2 . We don't play cricket today because it's too windy. 3. He goes to a martial arts course every day. 4. My dad is always in the garden on Sunday. 5. I help Mum with the housework every weekend. 6. Be quiet, the baby is sleeping. 7. I am swimming in the pool at the moment. 8. I am studying Chinese these days. 9. My sister and Jane are studying maths at the moment. 10. I don't want to miss the train. Come on! Be quick! 11. She usually goes for a walk after dinner, but she is watching TV tonight. 12. We have not worked really hard this month.

Объяснение:

1. When I had got downstairs the phone stopped ringing. 
2. I was sorry to leave, as I had enjoyed the party very much.
3. Helen was very upset because she lost her purse.
4. It had been a very difficult day, so I had went to bed early.
5. When I turned on the TV, the match had finished.
6. We didn’t get a table in the restaurant because we hadn't booked.

выбор в времени в этих предложениях зависит от смысла past perfect используется для "пред " действия. например в 5: когда я включил телик, матч уже закончился = сначала матч закончился (past perfect), а потом я включил телик (past simple) Good lick!