5．請聽1段獨白，回答第17至第20小題．
17．When did the speaker travel to Sydney？
A．Last week．B．Last month．C．Last year．
18．How was the weather when the speaker traveled there？
A．Fine．B．Windy．C．Rainy．
19．What did the speaker think of the people there？
A．Friendly．B．Open．C．strange．
20．Who did the speaker go to Sydney with？
A．His parents．B．His uncle．C．His brother．
