Answer:
1. Mira since began to play the piano when she was a child
2. My learned sister started learning Japanese last May
3. His cousin last went for shopping 2 weeks ago
4. The last time he has not met me was in 2009
6. I don't understand option
7.
B is what I feel is most correct , might be wrong though...
Simile
Explanation: A simile uses like as or than
