{01}Schools in the north tend to be better equipped, ______ those in the south are relatively poor.
A.as
B.unless
C.when
D.while
解析: 试题分析:考查连词。A因为;B除非;C当……时候;D然而。句意:北方的学校趋向于更好的装备,而那些南方的学校相对差点。故D正确。 本题选D。 {02} --- This is the same watch ______ I left on the playground yesterday. --- How can it be possible? I bought _____ the other day.
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