1.What caused this fire?
2.What size is my father's shoes?
3.我無能了.也許是what looks like a ball...?
4.what our family and friends do for us
5.what she bought for his birthday
6.The boy likes to play with toy bricks the best.
7.John is the most suitable candidate in terms of working experience.
8.My Physics teacher usually uses analogy to convey some difficult ideas.
9.The publishing company (enterprise)run by Tom is prospering.
10.Linda did not manage to get into the famous university, but she decided to start all over again instead of stepping away from challenges.
11.This company is reputable and people always relate their products with high quality services.