6. Ученые думают, что на Луне, должно быть, нет атмосферы. 7. Трудности, которые нам придется преодолеть для того, чтобы создать пассажирские межпланетные ракеты, очень велики. Но мы, несомненно, преодолеем их.
6. Scientists think should be on the Moon, there is no atmosphere. 7. the difficulties which we have to overcome in order to create passenger interplanetary missiles are very large. But we will overcome them.
6. Scientists think that the Moon must have no atmosphere. 7. The difficulties we have to overcome in order to create a passenger interplanetary missiles, are very large. But we will certainly overcome them.
6. scientists think that the moon must be no atmosphere. 7. the difficulties we have to overcome in order to create a passenger interplanetary missiles, very good. but we will overcome them.