1 . It is easier to think in c______ terms rather than in the abstract.（根据首字母单词拼写）

2 . —Mike, the results are ________ with our earlier research.
—Fantastic! That’s what we’ve been expecting.

A．constant

B．correspond

C．concrete

D．consistent

3 . The Secretary General says the declaration must mow be backed up by______ (具体的) and effective actions. (根据汉语提示单词拼写)

4 . There are no ______ proposals to reduce the road accidents. We are still seeking inspiration.

A．contradictory	B．concrete
C．confidential	D．controversial

5 . Little Tom was frozen with fear when the accident happened, so he just gave some ________answers when asked about what he witnessed.

A．concrete	B．abundant
C．apparent	D．vague