______ you make a promise, you should keep it. 
#32584
A
Though
B
Unless
C
Now that
D
Even if
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___ ,she is experienced.
#80357
A
As she is young
B
Young as is she
C
Young as she is
D
Though she was young
—I wonder whether the speaker has arrived.— ________ ,I’ll check at the reception desk.
#32400
A
Wait and see
B
Beg your pardon
C
If you’ll excuse me
D
It’s still early