My parents have promised to come to see me before I ___for Africa.
| A．have left | B．leave | C．left | D．will leave |
New words selected by the dictionary are closely linked to social phenomena. Instead of being merely words, they are ________ cultural symbols.
| A．both | B．neither |
| C．either | D．all |
—Have you figured out how much the tuition is in American universities?
—$19 000 or ________ like that.
| A．anything | B．everything |
| C．nothing | D．something |
________ in my life impressed me so deeply as my first visit to Qinghai Lake.
| A．Anything | B．Nothing |
| C．Everything | D．Something |
For quite ________ students, their teacher's advice is more important than ________ of their parents.
| A．few; one | B．a little; some |
| C．a few; that | D．a lot; many |
That region has a lot of natural resources while this one has ________.
| A．none | B．something |
| C．all | D．nothing |