____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
A: A. It has
B: B. There has
C: C. It is
D: D. There is
举一反三
- __________, the quality has been improved.( ) A: The problem solves B: The problem solved C: The problem to solve D: The problem solving
- There is no need to hurry; the ______ of the work has already been done.
- 5. I heard that Alice ___ Harry. A: A. has just been married with B: B. has just married with C: C. hasjust been married to D: D. just has been married to
- 69. Mr. Brown ____ here for two weeks. A: has already been B: is already being C: has already been being D: is already
- The ______ problem of bring a spaceship back from the moon has been solved. A: technical B: technological C: technique D: technology