13．Many medical scientists are racing____爱下问搜题

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问题选择题

13．Many medical scientists are racing__________time to find a cure for H1N1 as soon as possible.

A．on

B．against

C．for

D．In

答案

答案：B

选择题

选出下列单词的反义词或对应词。

( ) 1. green
( ) 2. right
( ) 3. different (不同的)
( ) 4. yes
( ) 5. far
( ) 6. go

A. same
B. red
C. stop
D. left
E. near
F. no

选择题

下列各组词语中，错别字最多的一项是 (3分)

A．枷锁破碇撕打猖厥变换莫测

B．兑现谛造沉缅瞻养浅尝辄止

C．诅咒缄默陷井飘渺义愤填鹰

D．蔓延鬼计悱谤阻梗庸人自扰