--Shall Mary come and play computer games?
--No, __________ she has finished her homework.
| A．when | B．if | C．unless | D．once |
It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any ___.
| A．symptom |
| B．similarity |
| C．sample |
| D．shadow |
Internet is as___to learning as the ability to understand, even more so.
| A．vital |
| B．available |
| C．specific |
| D．similar |
报纸包含了一系列标题，提供了很多信息。(variety)
Newspapers offer information, and they also cover ___ ___ ___ topics.
他脱下湿衣服，拧干了上面的水。(squeeze)
He took off his wet clothes and ___ the water ___ ___ it.
她喜欢每件东西都各就各位。(place)
She likes to have everything ___ ___.