题目

41. When ___________(explore) the cave, they found a valuable mineral. 42. I’ll give the tickets to ________ wants it. 43. Mr.White is the first person _________(arrive) and he will arrive at three this afternoon. 44. The old couple often take a walk after supper in the park with their pet dog _________ (follow) them. 45. Venice is one of the great tourist ____________ (attract) of the world. 46. I’m ______ (true) sorry. Please forgive me.. 47. This sofa can also function ______ a bed. 48. Don’t handle the vase as if it _______ (be) made of steel. 49. She is happy for _________ h小王患急性炎症被同学送到医院治疗，医生通过验血，发现血液中 [     ]A．红细胞增多 B．血红蛋白增多 C．血小板增多 D．白细胞增多