第一节:语法和词汇知识(共15小题;每小题1分,满分15分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂
黑。
2l.Because of ______high demand for Type AB blood,____supplies of
it are usually limited.
A.the;the B.不填;不填 C.不填;the D.a;the
22.The city is
well known for its education of good quality, however, its standards of
education have _____in recent years.
A.distributed B.contributed C.cancelled D.declined