—Have you been to the Great Wall?
—Perhaps not in my memory. ________, it might have been during my early childhood.
| A．If any | B．If so | C．If ever | D．If not |
Food safety is ________ important, so our government spares no efforts to prevent food being polluted.
| A．strongly | B．reasonably | C．highly | D．naturally |
The increase of the number of the students in our school makes the computers not ______ to each student．
| A．available | B．affordable | C．helpful | D．acceptable |
I put the medicine on the top of the desk to make sure it would not be _____ to my son.
| A．accessible | B．relative | C．acceptable | D．sensitive |
Attention please, coffee lovers! I have for you, the best coffee machine _____ invented.
| A．ever | B．already | C．even | D．nowadays |
To my great surprise, the little boy _____fixed my computer in ten minutes．
| A．skillfully | B．immediately | C．normally | D．nervously |