сделать вопросительную и отрицательную форму: 1. The temperature of the water is 430C. 2. Mr. Hall has come assistants.

1. The temperature of the water is 430^oC. — Is the temperature of the water 430^oC? The temperature of the water isn\'t 430^oC. 2. Mr. Hall has some assistants. — Does Mr. Hall have any assistants? Mr. Hall doesn\'t have any assistants. 3. There was somebody in the laboratory in the morning. — Was there somebody in the laboratory in the morning? There wasn\'t anybody in the laboratory in the morning.