（2016•黔南州）The city is a greener city now because many trees ______ every year.

题型：单选题题类：真题难易度：普通

The city is a greener city now because many trees ______ every year.

A . were planted B . are planted C . will be planted D . was planted

【考点】

【答案】

【解析】

组卷次数：72次 +选题

举一反三

— Unless I ________.

The air is{#blank#}1{#/blank#} {#blank#}2{#/blank#}so we could {#blank#}3{#/blank#} {#blank#}4{#/blank#}see blue skies any more.

West; offer; wing; France; at the end of

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