【判断题】
Formal English is much more difficult to attain since it is subject to more restraints and requirements.
①
正确
②
错误
【单选题】
setTimeout(buy( ),20)表示的意思是( )。（选择一项）
①
间隔20秒后，buy( )函数被调用一次
②
间隔20分钟后，buy( )函数被调用一次
③
间隔20毫秒后，buy( )函数被调用一次
④
buy( )函数被持续调用20次
【单选题】
Shall I buy a cup of coffee for you? -[填空].
①
No, you wont.
②
No, you arent.
③
No, please dont.
④
No, please.
【单选题】
Shall I buy a cup of coffee for you? -[填空].
①
No, you won't.
②
No, you aren't.
③
No, please don't.
④
No, please.
【单选题】
Mother told Rose to buy some sugar in the supermarket
and_____.
①
she did so
②
so she did
③
so did she
④
she did such
【单选题】
16. The jacket was so ____ that he decided to buy it.
①
much
②
little
③
expensive
④
cheap