He _______ foreigners in his cafe before, so he didn’t know how to serve the American family.
| A．had rarely had | B．had had rarely | C．rarely had | D．had rarely |
“I did not know _______ tears were, for I lived in the Palace of Sans-Souci, _______ sorrow is not allowed to enter”, said the Happy Prince.
| A．what; when | B．what; where |
| C．how; where | D．that; when |
Rain and high winds today _______ to take the place of yesterday’s mild conditions.
| A．expect | B．are expected |
| C．are expecting | D．has expected |
The system has been designed to give students quick and easy ______ to the digital resources of the library.
| A．access | B．passage |
| C．way | D．approach |
Teachers _______ be sensitive to the development level of each student so as to help them better.
| A．need to | B．may |
| C．are able to | D．can |
These days strange things ______ happened in the small village, which caused a panic among the villagers.
| A．rarely | B．typically |
| C．gradually | D．frequently |