Maria has _____ trouble _____ math, so she often asks her math teacher for help.A.much, understandingB.many, understandingC.not, to understand
The policeman told the little boy ___ football in the street. It’s dangerous.
If everyone obeys the traffic rules, the road will ___.
The young man ___ the bike was so ___ that he had an accident.
He is late, ___ his bicycle is broken.
If your father ___ in a hurry, he will be late.