The robber was guilty ___________ jewelry crimes in the past.
A．of B．from C．off D．on
No matter ______ the weather is like, you can always find surfers out _____ the waves in Hawaii.
A．what; riding B．how; riding
C．what; to ride D．how; to ride
He said that he had met her two years _______.
A．before B．ago
C．for 2 years D．since 2 years ago
She said she would return the dictionary to me ________.
A．tomorrow B．last day
C．the next day D．next day
The police ____ still not sure ______ the young man killed himself or was killed.
A．is, if B．is, whether
C．are , whether D．are, that
You had better ________some food and drinks before the field trip ________.
A．to bring; starts B．bring; starts
C．bringing; started D．bring; started
