[参考答案]对话题型基础练习 Test 31
61. am wondering
62. application
63. to explore
64. joining
65. normally
66. into
67. choosing
68. themselves
69. are used
70. a
61. am wondering
62. application
63. to explore
64. joining
65. normally
66. into
67. choosing
68. themselves
69. are used
70. a
