I bought a camera lens yesterday. Its _______ quality is excellent.
举一反三
- To protect the camera lens, be sure to reattach the lens cover（）returning the camera to its case. A: when B: what C: whether D: why
- The modern camera lens may be coated with more than ten _______ for each piece of its glass.
- This is the same book as i bought yesterday.
- This is Mr. Smith, for ____ I bought a gift yesterday.
- 5. This is Mr. Brown for __________ I bought a book yesterday.