1.They ask if anybody has landed on Mars .
2.They ask if there is life on Venus .
3.They ask if people will live on the Moon some day .
4.They ask if astronauts often visit Space Flight Control center .
5.They ask if there are any aliens out there .
Если будет снег, то завтра мы пойдем лепить снеговика.
Мама меня наругает, если я получу двойку.
Если Миша не успеет на тренировку , то ему придется пробежать три штрафных круга.
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10. is not
2. Do you know him?
3.What are you doing at the moment?
4. Are you sitting here?
5. Do we change trains here?
6. Why are you wearing two pullovers?
7. Is David staying with Tom?
8.When does Katie come home?