Up to now, it is only the rocket that can ______ a space vehicle.
举一反三
- Visitors can enter parts of the launch station and watch the______.（ ） A: rocket launch, launch town, command center B: actual rocket launch, launch town, command center C: actual rocket launch, launch town, space station D: actual rocket launch, rocket, command center
- 智慧职教: 5. Vehicle management is also responsible for of the vehicle.
- ______ , he can now only watch it on TV at home.
- Up to now, only 10% of the scheduled tests have been undertaken.
- What causes the chemicals to build up and harm us in offices? As _______ and homes often have inadequate ventilation, these chemicals can ______ to become health nuisances. Their toxic _______ are only now being slowly _______.