14. Day and night, the little boy is at his computer, playing computer games, as if ______ with them.
A.to have great fun | B.having great fun | C.having a great fun | D.to have a great fun |
A poet and artist _____ coming to speak to us about Chinese literature and painting tomorrow afternoon.
A.is | B.are | C.will | D.has |
Going on a trip into_____ space must be quite __ exciting experience.
A./; the | B./; an | C.the; an | D.the; the |
. The storm left,_______ a lot of damage to this area.
A.caused | B.to have caused | C.having caused | D.to cause |
It was in the small house _____ was built with stones by his father ____ he spent his childhood.
A.which; that | B.where; that | C.which; which | D.that; which |
. With the development of science, more new technology____ to the field of IT.
A.is being introduced | B.has introduced |
C.is introducing | D.was introduced |