I’m impressed with his determination. When he had a problem to solve, he _____ work at it until he found an answer.

49Some evidence threw doubt on ______ he had lent the money to the defender

Could you tell me_____ yuanxiao in china— Usually at Lantern Festival.

1. The pianos in the other shop will be ____,but ______ [ ]

MrSmith wanted to buy the house and he told me that ____the house cost,it would be worth it[ ]