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【单选题】3.What does “know the back of your hand” in mean?
A、be indifferent to something
B、be familiar with something
C、be completely in the dark
D、be tactful
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A、be indifferent to something
B、be familiar with something
C、be completely in the dark
D、be tactful
A、Keep your messages short and clear.
B、Write an email in all uppercase letters.
C、Express your attitude in an email message.
D、Use respectful, friendly and approachable tone.
A、He/She is interested in you.
B、He/She isn’t interested in you.
C、He/She doesn’t agree with you.
D、He/She agrees with you.
A、Our interest is ruined.
B、We feel disappointed.
C、The TV shows are getting better.
D、The ending is revealed before we watch.
A、keep
B、limit
C、control
D、include
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