People have lots of problems living in the central Australian desert, ____ the lack of water is the most serious one.
| A．of which | B．which | C．for which | D．where |
— Do remember to take this medicine three times a day with warm boiled water.
— _________.
| A．Heard it | B．Made it | C．Got it | D．Taken it |
Einstein liked Bose’s paper so much that he ____ his own work and translated it into German.
A. gave offB. turned down C. took over D, set aside
_____ here, come and have a cup of tea.
| A．Passing | B．To pass | C．Pass | D．Having passed |
Frank put the medicine in the top drawer to make sure it would not be _____ to the kids．
| A．accessible | B．relative | C．acceptable | D．sensitive |
—Lend me some more money, will you?
—Sorry, I’ve gotat hand myself. You know the MP3 player cost me all I had just now.
| A．nothing | B．no | C．none | D．not |