—Would you like to go hiking with us tomorrow?
—Sure, ________ I am busy.
| A．since | B．unless | C．when | D．until |
相关试题
The teacher doesn’t think children should be allowed _______.
| A．drive | B．driving | C．to drive | D．drives |
She lives _______, but she doesn’t feel _______.
| A．alone; lonely | B．alone; alone |
| C．lonely; lonely | D．lonely; alone |
_______ children in Africa have little food to eat, and we can help them.
| A．Million | B．A millions | C．Millions of | D．Millions |
粤公网安备 44130202000953号