All the photographs in this book, stated otherwise, date from the 1950s.
| A．unless | B．until | C．once | D．if |
He had a wonderful childhood, _____ with his mother to all corners of the world.
| A．travel | B．to travel | C．traveling | D．traveled |
The country ,_______ cherry tree flowers ,looks _____ it is a sea of pink snow .
| A．covers with… as though | B．covered with… as though |
| C．covering with…as if | D．is covered with ….as though |
Why are you so anxious? It isn’t your problem .
| A．on purpose | B．in all | C．on time | D．after all |
Only one of the places is.
| A．worth to visit | B．worth visiting |
| C．worth of visiting | D．worth being visited |
In all kinds of competitions, Jackiea most excellent athlete. He has won so many gold medals.
| A．practises | B．conducts |
| C．behaves | D．proves |