1. We are unsure 2. Ulan was thrilled
3. I was pleased
4. She was upset
5. It was kind of you
a. to write the paper with my supervisor.
b. to help me revise for my exams.
c. to discover her research results had been modified.
d. how to apply for funding for the project.
e. when he was invited to speak about the Human Genome Project.
1. Somebody built this castle in the 16th century.
This castle was built by somebody in the 16th century.
2. They will not finish this work tomorrow.
This work will not be finished tomorrow.
3. The teacher has checked our tests.
Our tests have been checked by the teacher.
4. We make the compressors for those machines here.
The compressors for those machines are made here.
5. He has not fixed the date for the next appointment
The date for the next appointment has not been fixed by him.
1do children like ice cream very much 2do people often go to the country in summer 3does nick always go to work by car 4do ann's friends spend their holidays in the south 5do people carry umbrellas in rainy weather 6do lakes and rivers usually freeze in winter 7do the shops open at 9 o'clock in the morning and close at 8 o'clock in the evening. 8 does tom work very hard 9does water boil at 100 degrees Celsius.