It is only _______ your heart is really in it _______ you can play your best.
| A．that; that | B．that; when | C．when; that | D．when; when |
There are so many things I wish I had known while _____ up
| A．grow | B．growing | C．grown | D．grew |
Have you ever had a case _____someone accused you of doing something you hadn’t done?
| A．which | B．that | C．where | D．when |
The problem will appear____ a different welfare system will be created.
| A．unless | B．whether | C．until | D．if |
____ is those small daily happenings ____make life so special.
| A．It / that | B． That / that | C．It / this | D．This /this |
______ the agreement was reached without conflict.
| A．Happy | B．Happily | C．Unhappy | D．Unhappily |