Even though they are not doubtful at all _______ John will pass the exam, I still wonder ______ he is fully prepared.
____the sound of the gun,many people came out, ____to see what was the matter.
John received an invitation to dinner,and with his work___,he gladly accepted it.
It is no _____arguing with Bill because he will never change his mind.
What kind of mistakes do you want to avoid ____full marks in your test?
_____his being late again,he lost his job and had to stay at home.