单选题
It is necessary that he______.
A、
gives up trying
B、
give up trying
C、
would give up trying
D、
is going to give up trying
【正确答案】
B
【答案解析】
[解析] 本题考查句型It is necessary (suggested,requested,ordered, proposed,important) 后面要加以that引导的虚拟从句,即that+主语+should(可省略)+v(动词原形)。
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