Nature is at its most beautiful in spring ______ all kinds of flowers are in blossom, ______ attracts people from all walks of life to take a spring outing.
32. —Where did you get to know her? —It was on the farm _______ we worked together.
65. The boy was lucky enough ________.
63. --I’m sorry I’m late. I got held up in the traffic on my way here. --______.
62. Only one of these books is ________.
61. I am not appealing for myself. I am appealing ________ the millions and millions of fresh college graduates.