We asked John and Jerry, but ____ of them could offer a satisfactory explanation.
| A．either | B．none | C．both | D．neither |
. —Alice promised to come around to ______ you company today.
—But she hasn’t. I’ve been alone all day.
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Book three is ______ most difficult book,but is isn’t ______ most difficult one in Senior school books.
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.—How do you like the address Hu Jintao delivered at the Asian APEC in 2009?
—Great. I takethat he spoke of the physical security measures.
| A．all | B．it | C．one | D．this |
.How long do you think ______ will take to complete the sports center？
| A．it is that it | B．is it that what | C．it is that what | D．is it that it |
.I’m told we have taken effective measures we can against the painting ______.
| A．to be stealing | B．being stolen | C．having stolen | D．stealing |