so much salt in the Dead Sea that people won’t get sunk.
| A．It exists | B．T here has existed |
| C．There exists | D．It has existed |
We __________3,000 English words by the end of last year.
| A．have learned | B．had learned | C．learned | D．learn |
We donated some money and clothing to the children ________ parents were killed in the earthquake.
| A．their | B．which | C．whose | D．who |
Going abroad for_______ further education is _____ enjoyable experience for Tom.
| A．a; an | B．不填；an | C．不填；不填 | D．the; the |
It is generally considered unwise to give a child he or she wants.
A however B whatever C whichever D whenever
--- Shall we go for a walk _________ watch TV?
---That’s a good idea.
| A．instead of | B．rather than | C．in place of | D．in the place of |