The 2010 Shanghai World Expo is well worth ______.
| A．visit | B．visited | C．to visit | D．visiting |
Don't you think _______of great importance that we should keep fit by taking exercise regularly?
| A．this | B．that | C．which | D．it |
The news was a terrible blow to her, but she ______the shock soon．
| A．got out | B．got over | C．got off | D．got through |
．When he goes out, he often wears sunglasses _______nobody can recognize him．
| A．so that | B．now that | C．in case | D．as though |
The desks in our classroom are so close together that there is not enough room to move them．
| A．between | B．in | C．across | D．over |
_______ travelling expenses rising a lot, we had to change all our plans for the tour．
| A．As | B．By | C．Since | D．With |