Chinese kites in ancient times ________ in the shape of birds.
A: design
B: had designed
C: were designed
D: have been designed
A: design
B: had designed
C: were designed
D: have been designed
举一反三
- The new suspension bridge _______ by the end of last month. A: has been designed B: had been designed C: was designed D: would be designed
- The wall paper pattern __________ by a famous Chinese artist several years ago. A: design B: designed C: was designed D: designs
- The new teaching building _______ by the end of last month. A: has been bulit B: had been bulit C: was designed D: would be designed
- Our new advertising brochure （）already designed by someone A: was being B: had been C: has been D: have had
- Most classical Chinese gardens were built or designed by scholars.