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举一反三
【单选题】Kunming is a beautiful city ________ flowers and green grass and trees are seen all year round.
A.
when
B.
where
C.
which
D.
that
【单选题】There is a brook ____ red flowers and green grass ___ both sides. [ ]
A.
of; with
B.
with; on
C.
of; at
D.
with; in
【单选题】下列关于四环素类抗生素的描述错误的是
A.
该类抗生素均为黄色结晶性粉末
B.
该类药物在干燥状态下较稳定，但遇光易变色
C.
该类药物在pH2~6条件下，可发生差向异构化，不宜与磷酸盐、醋酸盐类药物配伍使用
D.
该类药物常与含金属离子的药物一起服用，防止体内金属离子流失
【单选题】Our community appears more beautiful with green grass and colorful flowers ____ here and there.
A.
grow
B.
to grow
C.
growing
D.
having grown
【简答题】The crowds along the racecourse are like a field of grass and flowers in the wind.
【单选题】There ______ a lot of green grass and beautiful flowers. But now everything has gone.
A.
was used to be
B.
were
C.
used to be
【简答题】She saw a brook with red flowers and green grass on all sides. A B C D
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