Listen to a dialogue and decode the message by finding out the correct choices in brackets according to what you have heard.[音频]It is a very lovely day. Bob and his Chinese friend Xiao Li would like to have some 1(outdoor, out-of-the-door, out-of-date) activity. Now they are discussing 2 (when to set off, what to do, whom to invite) . Xiao Li hasn't made up her mind yet, and Bob suggests they go to the lake area by 3 (bus, bike, car) . Xiao Li agrees by saying that they will have a good time enjoying the 4(foods, routes, woods) . Bob believes it must be very enjoyable for them to see the beautiful 5 (hill, view, dew) on their way to the lake area. Xiao Li suggests that they should take their time so that they can 6 (breathe in more fresh air, feel more relaxed, see more of nature) . They've also decided to bring with them the 7 (basketball, swimming suits, barbecue grills) . They will have a nice picnic by the 8 (lake, river, sea) .