He said he ____ an American before.
| A．has never met | B．had never met |
| C．would never meet | D．was never met |
The reason__________ their failure you know is__________ they didn't get fully prepared for the experiment．
| A．why, that | B．that, why | C．for, that | D．why, because |
------The two pairs of shoes are __________ the same colour．
------But they are different __________ colour．
| A．of; from | B．of; in | C．in; from | D．in; in |
Only __________ one loses freedom __________know its value．
| A．when, he does | B．when, does he | C．what, he did | D．that, did he |
------Sleep well last night?
------Far from that! My next-door neighbor music pretty loud.
| A．plays | B．had played | C．would play | D．was playing |
With the boy______ the way, we had no diffaculty ______the village.
| A．to lead; to find | B．leading; to find | C．leading; finding | D．to lead; finding |