Dressed untidily and speaking in a strange way, Father must have ______ to the people present to be a silly old man.
| A．appeared | B．pretended | C．shown | D．thought |
I was surprised by her words, which made me recognize silly the mistakes were.
| A．what | B．that | C．how | D．which |
All these people are now making an active to improve our environment.
| A．effect | B．effort | C．decision | D．affect |
In no country London, as has been mentioned, experience four seasons during the curse of a dingle day.
| A．other than; one can | B．apart from; one can |
| C．other that; can one | D．rather than; can one |
Mr. White works as a journalist at present, but he in a high school for several years.
| A．has worked | B．worked | C．had worked | D．has been working |
How can they learn so much they spend such a lot of time hanging about?
| A．although | B．when | C．before | D．until |