23. Failure as he has been in his previous attempts, he still sticks _________ the research aimed _______ increasing production.

Those flowers were ___________ for your mother on her seventieth birthday, but as she is away, I would be glad if you accept them.

The house I grew up _______ has been pulled down and replaced by a hospital

The first edition ________ in 1955 and ________ a best seller ever since. [ ]

ng “In Spring”___ original singer is Wang Fenghas brought national fame to Xuriyanggang, ____won the second place in the 2010Avenue of Stars Finals