You / study / at home now? where/you/sit? what /you/wear? the sun /shine? example: are you studying at home now ? yes i am or no . i'm not. (b) what are your family and friends doing now ? write some sentences. examle: my brother and his wife are working. my friend astrid is playing tennis. (c) make up negative sentences.

1.We analyzed the data obtained after we had finished our experiments.

2. We will discuss all the problems tomorrow.

3. If these two types of devices werе mixed a compact and power-efficient product might be created.

4. Amplitude statistical characteristics

have been discussed already when considering measurement errors.

5. The exact operation of some devices cannot be relied on due to their being slightly influenced by the changes in temperature.

6. If the circuit possesses no resistance, the back e.m.f. will be constant in magnitude.

7. The semiconductor specialists proved that this vertical structure allowed the base to be doped with germanium to get the highest speeds.

8. By adding a heavily doped region below the collector contact the scientists believed that they would achieve, achieve a low collector resistance.

9. The students were doing the laboratory works from 10 o’clock till 12

Mosquitoes are dangerous insects. Their size is small, from 0.2 to 2 centimeters in length. But these insects are carriers of many diseases. From infection to malaria. These mosquitoes are called malaria mosquitoes. Females use human blood to produce offspring. If you have been bitten by a mosquito, you need to spread the ointment and not touch the bite site. To protect against them, you can use special means. Do not go out in the woods in the evening in open clothes. Mosquitoes during sunset are very wild and there are many of them. It is important to protect yourself and your loved ones from a variety of portable diseases.