Present simple, present continuous, present perfect, present perfect continuous
1. use the verbs given in brackets in proper tenses.
1. he pagina
(play) the piano since six o'clock in the morning. he
is just_htoppina (stop).
2. what language
they
(speak) in holland? what language
he (speak)
now?
3. every sunday he
(watch) birds in the forest. be quiet, the photographer
(watch) that bird. he
_(want) to take a picture.
4. alice promised to come, but she is absent. something
_(happen) to her
5. i can't hear them. what
they
(speak) about?
6. who is that man standing on the corner? he
(stand) there for the last half an hour.
7 our mother
(drink) coffee in the morning.
you
(eat) fruit every day? what's the name of the fruit you
(eat) with such pleasure? ​

А) This morning I heard a knock 1)on the door when I went to look someone had pushed an envelope 2). into the letterbox i opened it to see what was 3) inside. There was a birthday card from my friend.
B)Tom enjoys going 1) to the airport. He loves standing 2) at the window, watching the planes taking off and landing. He would love to travel 3) by  plane.
C) Susan was standing 1) on the street when the bus came 2) round the corner. The driver drove 3 into a puddle and Susan was covered in water!
D) While Terry was tidying his bedroom yesterday he looked 1) under the bed and found his favorite toy. He put it 2) into the toy box which was 3) between the wardrobe and the desk.
E) I sit 1) at my desk every afternoon. I keep all my papers 2) in the drawers. along with some pens. Hanging from the ceiling 3) over the desk is a very bright light. The chair that I sit 4) in is soft and comfortable

1. Thanks to the English language, you can communicate freely with foreigners in English. (Благодаря английскому языку, ты сможешь свободно общаться с иностранцами на английском) 
2. Thanks to the English language, you will be able to learn interesting facts.(Благодаря английскому языку, ты сможешь узнать интересные факты)
3. Thanks to the English language, you will not find it difficult to find a profession where a foreign language is required. (Благодаря английскому языку, тебе не составит трудности найти профессию, где требуется иностранный язык)
4. Thanks to the English language, you will become a more educated and well-read person. (Благодаря английскому языку, ты станешь более образованным и начитанным человеком)
5. Thanks to the English language, you can read interesting books not in Russian. (Благодаря английскому языку, ты сможешь чиать интересные книги не на русском)