If we work with a strong will, we can overcome any difficulty, ________ great it is.
| A．what | B．how | C．however | D．whatever |
Ted and his friends established a website offering useful information about thunderstorms ______ similar accidents happening.
| A．prevent | B．preventing | C．to prevent | D．prevented |
I don’t understand how you got a ticket. I always you a careful driver.
| A．think; are | B．am thinking | C．thought; were | D．think; were |
______, a small advertisement held my attention, which read “Easy job. Good wages. No experience necessary.”
| A．Looking through the newspaper | B．While I was looking through the newspaper |
| C．To look through the newspaper | D．I was looking through the newspaper |
______ it is true that a student’s most important goal is to do well in his or her studies, it doesn’t need to be the only goal.
| A．When | B．As | C．While | D．Before |
of danger in the street at night, she had to go home with a friend her.
| A．Warned; accompanied | B．Having warned; accompanying |
| C．Warning; accompanying | D．Having been warned; accompanying |