11. Fill in the blanks with the proper prepositions
a) 1. Cytoplasm is bounded the cell membrane. 2. Voluntary
muscles are responsible the extension and bending of the extre-
mities. 3. Diaphragm separates thoracic cavity the abdominal
cavity. 4. Bones are composed hard osseous tissue. 5. Slow and
mechanical movements in the walls of the digestive tract are determi-
ned
involuntary muscles. 6. DNA is organized
paired
structures. 7. Chromosomes are split paired chromatids. 8. Prophase
is followed
metaphase. 9. Cardiac muscle is marked ___rhythmic
contractions. 10. One member of a pair of chromosomes goes
germ cell.
b) 1. The cell is capable independent life. 2. The cell reveals
its structure a high-power microscope. 3. mitochondria
combustion of nutrients the body provides energy to keep the cell alive.
4. Proteins are the major factor determining the biological
properties of the cell. 5. DNA produces its exact copy splitting
two halves.
I listened to hte radio untill twelve o'clock last night
He always wanted to learn English
Ann and I talked over the telephone yesterday
They lived France for many years
The meeting lasted about two hours
I waited almost two hours for Helen yesterday
She studyed in owr class last semester
We watched television until eleven o'clock last night
Mr. and Mrs. Simpson invited all their friends and neighbours to a party last night
In the morning my parents worked outside
I met a friend on my way to class
Someone stole my bike and I had to call the police
I played football on my weekend
In winter I skated
3. I wondered if it had been possible to get seats for the new performance.
4. I wondered if Diana had ever been to the Bolshoi box office.
5. I wondered if the dramatist was writing a new comedy then.
6. I wondered if everyone had noticed the elegance of the scenery on the stage.
7. I wondered why there was so much cruelty in the film.
8. I wondered how long the intervals between the acts were.
9. I wondered if Maria had received my e-mail the day before.
10. I wondered to what theatre they had gone in the first place.
11. I wondered how we could reply to that greeting.
12. I wondered how many people the theatre could hold.