People hold Dragon-boat races __________ Qu Yuan on the 5th of the fifth lunar month.
| A．remembering | B．liking | C．in memory of | D．in the memory |
The storm sweeping over this area now is sure to cause _____ of vegetables in the coming days.
| A．rarity | B．scarcity | C．invalidity | D．variety |
Dress warmly, _____ you'll catch cold.
| A．on the contrary | B．or rather | C．or else | D．in no way |
. Don’t _____ the news to the public until we give you the go-ahead (许可，准许).
| A．release | B．discard | C．relieve | D．retain |
This book gives a brief _____ of the history of the castle and details of the art collection in the main hall.
| A．outline | B．reference | C．article | D．outlook |
. In my opinion, you can widen the _____ of these improvements through your active participation.
| A．dimension | B．volume | C．magnitude | D．scope |