.Allow children the space to voice their opinions,____ they are different from your own.
| A．until | B．even if | C．unless | D．as though |
24. The reference book is of great value. ________ can be enjoyed from it until you have a deep understanding of it, however.
| A．Nothing | B．Few | C．Something | D．Much |
23. Some extra office equipment, including two desks and two computers,
__________ to be ordered next week.
| A．are | B．is | C．was | D．Were |
22. He’s succeeded in many fields but his wife is an ordinary woman, ___________?
| A．is she | B．isn’t she | C．doesn’t he | D．hasn’t he |
21. Whether you believe what he said _________ what he does in the future.
| A．lives on | B．depends on | C．calls on | D．carries on |
20. His parents were teachers in that school, _______ lost their lives in order to save
their students in the earthquake.
| A．none of them | B．both of them | C．none of whom | D．both of whom |