Knowledge and learning are important if we want to be successful, but they may also ______ our thinking.
| A．direct | B．limit | C．change | D．improve |
All visitors to this village __________with kindness.
| A．treat | B．are treated | C．are treating | D．had been treated |
One Friday, we were packing to leave for a weekend away __________ my daughter heard cries for help.
| A．after | B．while | C．since | D．when |
Those who suffer from headache will find they get __________from this medicine.
| A．relief | B．safety | C．defense | D．shelter |
1 like getting up very early in summer. The morning air is so good __________.
| A．to be breathed | B．to breathe | C．breathing | D．being breathed |
Mum __________to us，"Be quiet! Your little sister's sleeping. “
| A．whispered | B．Shouted | C．Explained | D．replied |