. --- My son is addicted to drugs. He isn’t hopeless, is he?
--- Yes, ______ he mends his way and starts all over.
| A．if | B．when | C．even if | D．unless |
______ it will do us harm or good remains ______.
| A．If; to be seen | B．Whether; to be seen |
| C．That; seeing | D．Whether; seen |
He is the first person you can think of ______, for he is always willing to ______ is in trouble.
| A．relying on; figure out who | B．relying on; help out whomever |
| C．to rely on; help out whoever | D．to rely on; make out no matter who |
Every means ______ prevent the water from ______.
| A．are used to; polluting | B．is used to; polluting |
| C．is used to; polluted | D．is used to; being polluted |
Henry was _____ struggling at sea by a British ship, _____ he was able to survive the accident.
| A．spotted; and thus | B．discovered; thus | C．founded; so | D．seen; thus |
The girl ______ on the ground ______ to me that she had ______ the purse on the desk.
| A．lay; lying; lied | B．lied; lied; lied | C．laid; laid; laid | D．lying; lied; laid |