The____problem of bring a space ship back from the moon has been solved.
举一反三
- The ______ problem of bring a spaceship back from the moon has been solved. A: technical B: technological C: technique D: technology
- __________, the quality has been improved.( ) A: The problem solves B: The problem solved C: The problem to solve D: The problem solving
- be similar to in the hands of be regarded as in pairs expect of1.The problem has been solved ______________________ the police.
- ____no need for us to discuss the problem again since it has already been solved. A: A. It has B: B. There has C: C. It is D: D. There is
- The rest of the crew of the ship back home. A: is not coming B: are not coming C: has not been D: had not<br/>been