4.1 (write) letters home once a week, but I (not write) one this week, so my next letter must be rather long. 5. No wonder she (look) tired after the strain under which she (be) for a month. 6. Why you (not shave) this morning? - I (shave) every other day. 7. Research (show) that lots of people (absorb) new information more efficiently at some times of day than at others. A biological rhythm (affect) different people in different ways. 8.1 just (look) at the barometer and (see) that it (fall) very quickly. 9. Don't shout so loudly. Father (not finish) work and he hates if anybody (make a noise) while he (work). 10.1 regularly (see) him at the tram stop, but I (not see) him these two or three days.

4.1 write) letters home once a week, but I have not written one this week, so my next letter must be rather long. 5. No wonder she looks tired after the strain under which she has been for a month. 6. Why you have not shaved this morning? - I

shaved every other day. 7. Research (shows that lots of people (absorbed new information more efficiently at some times of day than at others. A biological rhythm (affects different people in different ways. 8.1 just have looked at the barometer and have seen that it is falling) very quickly. 9. Don't shout so loudly. Father has not finished) work and he hates if anybody (makes a noise) while he is working). 10.1 regularly (see him at the tram stop, but I am not seeing him these two or three days.

Write

Haven't written

Looks

Has been

Haven't shaved

Shave

Shows

Adsorb

Affects

Have looked

Have seen

Is falling

Hasn't finished

Makes

Is working

See

Am not seeing

Удачи)