—Mike, what were your parents doing at 8:00 last night?
—My mother was reading________ my father was playing computer games.
A.while | B.when |
C.unless | D.as long as |
—Mike, what were your parents doing at 8:00 last night?
—My mother was reading________ my father was playing computer games.
A.while | B.when |
C.unless | D.as long as |
试题篮
()