1 . The food ran out early, but __________ the party was a success according to the guests present that evening.

A．therefore

B．meanwhile

C．otherwise

D．however

2 . The national parks are very important for the protection of these wild animals，which would _____ run the risk of becoming dying out．

A．therefore	B．instead
C．otherwise	D．anyhow

3 . —Do you think an advertisement is a help when you look for a job?
—Well，it depends.________，it gives me a chance to try.

A．However	B．Anyway
C．Therefore	D．Though

4 . He had planned to make a compromise, but ______ he changed his mind at the last minute.

A．therefore

B．somehow

C．anyhow

D．otherwise

5 . We don’t have enough money .We,_______, can’t afford to buy the car.

A．therefore

B．so

C．however

D．thus

6 . The cell phone is thin and light and _________ very convenient to carry.

A．otherwise

B．however

C．though

D．therefore