Welcome to the Ice Bucket Challenge. The challenge is simple: when , one either pours a bucket of icy water over his or her head or donates $100 to the ALS Association.
| A．to challenge | B．challenged |
| C．you challenged | D．having challenged |
After summer rain, the rainbow looks more beautiful ____ a blue sky.
| A．in | B．against | C．on | D．within |
-- Mommy, I’d like some more chocolate.
-- Sorry, there is ____ left.
| A．none | B．some | C．a little | D．Few |
The manager made her employees know that hard work would____ one day.
| A．give off | B．pay off | C．come off | D．see off |
What a nice bike! Where ____ you ____ it?
| A．do ; buy | B．have ; bought |
| C．will ; buy | D．did ; buy |
-- Shall I go and buy more fruit for the party?
-- No, I have already bought 3 baskets. That ____ be enough.
| A．can | B．should | C．may | D．Might |