---You have found your lost umbrella, haven’t you?
----Yes.I it behind the door this afternoon.
| A．have found | B．will find | C．found | D．looked for |
--Did you see Mary and her sister this morning?
-- Yes, I saw _________ girls playing in the playground.
| A．either | B．neither | C．any | D．both |
Although advertisements enable _________ to make decisions quickly, they sometimes cause lots of trouble.
| A．we | B．our | C．us | D．ours |
Over 20 countries joined to search _________ Flight MH370 in the southern Indian Ocean.
| A．of | B．for | C．in | D．from |
Nowadays many parents make their children study various subjects _________ weekends.
| A．with | B．at | C．by | D．to |
New Year’s Eve is always _________ noisiest night throughout China.
| A．a | B．the | C．an | D．/ |