用方框内所给单词的适当形式填空。每空格限填一词,每词限用一次。

1. The weather here is ________ and warm. We often go out to play games.

2. People love dogs because they are clever and ___________.

3. — What's your sister's job?

    — She is a _________ She works in a hotel.

4. — Do you often do ________ at the mall? 

   — No, I often buy things in the supermarket.

5. It is very cold in Antarctic (南极), but __________ live there.

下面关于MIDI的叙述中，错误的是______。

A．表达同一首乐曲时；它的数据量比波形声音要少得多

B．同一MIDI乐曲文件，在不同的系统中播放出来的音质是完全一样的

C．它比波形声音更易于编辑修改

D．MIDI是一种使用符号表示的、由计算机合成的音乐