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【多选题】
测试的基本方法是( )。A.
控制台读数法
B.
控制层面学习法
C.
数据转发层面学习法
D.
数据转发层面和控制层面结合法
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举一反三
【单选题】What do you think should _____ the shopping list?
A.
add to
B.
be added to
C.
be adding to
D.
have added to
【单选题】Since the world heritage list was first created in 1972, many more sites _____ it. [ ]
A.
have added up to
B.
are added to
C.
have been added up to
D.
will be added up to
【单选题】听力原文： Do you know what Prince Charles, Seve Ballesteros and Elizabeth Taylor have in common? They all suffer from chronic back pain. In fact, bad back is one of the most common health problems today, ...
A.
Celebrity life.
B.
Chronic back pain.
C.
Healthcare for people in all walks of life.
D.
Diet and pain.
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