1. In order to make interplanetary flights in the future it is necessary to know factors affecting the human organism.
In order to make - выполняет функцию обстоятельство цели, т.к. инфинитиву предшествует союз in order.
it is necessary to know - выполняет функцию подлежащего т.к. инфинитив стоит после безличного оборота it is necessary.
2. The main purpose of the computers is to solve complex problems quickly.
is to solve - выполняет функцию составного именного сказуемого.
3. The Russian science was the first to make great contribution to the development of space technology.
was the first to make - выполняет функцию определения.
1) ... goes ...
2) ... is talking ...
3) ... love ...
4) ... doesn't like ...
5) ... is sleeping ...
6) ... is studying ...
7) ... is ...
8) ... watches ...
9) ... hate ...
10) ... pay ...
11) ... leaves ...
12) ... am leaving ...
13) ... freezes ...
14) ... is boiling ...
15) ... plays ...
16) ... is playing ...
17) ... say ...
18) ... rains ...
19) ... is raining ...
20) ... get up ...
21) ... suits ...
22) ... does ...
23) ... goes ...
24) ... are having ...
25) ... does ... is helping ...
26) ... go ...
27) ... enjoys ...
28) ... see ...
29) ... is now waiting ...
30) ... rings ... take ...
31) ... is writting ...
32) ... detest ...
33) ... cuts ...
34) ... is cutting ...
9. A large car … more gasoline than a smaller one.
a) uses
b) is using
c) has used
d) has been using
10. Julie is very talented. She … several musical instruments well.
a) has played
b) is playing
c) plays
d) has been playing
11. Brian … Susie since he was 5 years old.
a) knows
b) has known
c) is knowing
d) has been knowing
16. The trial …. on for a long time. I wonder what the verdict will be.
a) has been going
b) goes
c) is going
d) has gone
25. I … for 20 minutes. That’s why my hair is all wet.
a) have been bathing
b) bath
c) have bathed
d) am bathing
28. The weather forecast was good, but it … at the moment.
a) rains
b) has been raining
c) is raining
d) has rained
29. He … for an hour now. I expect he’ll soon be finished.
a) has been speaking
b) speaks
c) is speaking
d) has spoken
31. Look! The robber … a bag.
a) has stolen
b) has been stealing
c) stoles
d) is stealing
32. Listen. The birds in the trees … .
a) sings
b) are singing
c) has sang
d) has been singing
33. Ever since he came to us that man … to make trouble.
a) tries
b) has been trying
c) has tried
d) is trying
34. The children … circles and squares right now. They are using blue, yellow
and red paint.
a) draw
b) has been drawing
c) are drawing
d) has drawn
37. How long … ? I … for ten years.
a) are you driving / am driving
b) do you drive / drive
c) have you driven / have driven
d) have you been driving / have been driving
Объяснение: