問題詳情：
71. The lady made Joe and her (company) in Rome.
72. I (panic) when I saw smoke coming out of the engine.
73. Our government understands this and (use) PSAs to educate people for many years.
74. You can hardly imagine what difficulty he had (apply) to his study.
75. The conclusion was drawn on the (base) of experiments.
【回答】
71. companions 72. panicked 73. has been using 74. being applied 75. basis
知識點：語法填空
題型：未分類
