After he was elected _______ Chairman of _______ Workers’ Union, he began to concentrate on helping ______ unemployed.
| A．/; the; the | B．/; the; / | C．the; /; the | D．/; /; the |
People have planted a great many trees in order to ________ wind and sand in the desert.
| A．hold down | B．hold up | C．hold back | D．hold out |
Traditionally, Chinese people _______ the Chinese characters Double Happiness and stick them onto walls or doors for weddings.
| A．cut out | B．cut off | C．cut up | D．cut down |
．People like taking photos because photos are the _______ of youth and history and can remind us of many happy scenes.
| A．witness | B．guidance | C．evidence | D．approval |
A much better way must be found to achieve an equal ________ of the resources.
| A．distribution | B．contribution | C．catalogue | D．separation |
Unfortunately, the element Madam Curie devoted all her life her death.
| A．to caused | B．causing | C．to be caused | D．to causing |