—You won the first prize in the physics competition.
—___________. I made several terrible mistakes.
| A．I think so | B．You are welcome |
| C．You must be joking | D．It doesn’t matter |
She asked two persons the way to the bank, but of them could help her.
| A．both | B．neither | C．either | D．all |
Tom Green ________ his parents every night even while he was traveling around China.
| A．called | B．is calling |
| C．will call | D．calls |
________ delicious the mooncakes are!
| A．What | B．How | C．What a | D．How a |
You should talk to your parents and you will get help ________ you have a problem.
| A．unless | B．if | C．until | D．so |
Tom said sorry to Kate because he took her umbralla ________.
| A．by accident | B．for accident |
| C．by mistake | D．for mistake |