I can’t find my socks. Where ________ I have dropped them?
| A．must | B．can | C．would | D．should |
I criticized him, you know, not ________ I hate him but ________ I love him.
| A．because; because | B．because; for | C．for; because | D．for; for |
I had no sooner got back to the kitchen ________ the door-bell rang loud enough to wake the dead.
| A．when | B．than | C．as | D．while |
________ you understand this rule, you’ll have no further difficulty.
| A．Once | B．Unless | C．As | D．Until |
________ the man grew older, he lost interest in everything except gardening.
| A．With | B．Since | C．While | D．As |
You may borrow this book ________ you promise to give it back.
| A．in case | B．so long as | C．as if | D．even if |