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Would you like to ______ us? We are going to _____ the school’s 20th anniversary celebration.
| A．join in; take part in | B．join in; join |
| C．take part in; join | D．join; take part in |
. Every boy and every girl as well as some teachers who ___ to visit the museum _____required to be at the bus station at 6:30.
| A．are ; is | B．are ; are | C．is ; are | D．is ;is |
I’ll never forget such an attractive city ___ I spent many happy hours there with my classmates last summer holidays.
| A．that | B．where | C．in which | D．because |
______ , I think , and the problem could be settled.
| A．Making great efforts | B．So long as you keep up your spirits |
| C．If you double your efforts | D．A bit more effort |
At home, he keeps some pets, to which he _____ all his spare time.
| A．spends | B．offers | C．devotes | D．provides |
. ___ Mr Morgan appears extremely cheerful in public, he is in fact leading a very unhappy life.
| A．While | B．When | C．As | D．Since |