15.—Will you go to the party tomorrow Xiao Hai？ —No I was invited to.A. as long asB. so

问题补充：

15.—Will you go to the party tomorrow， Xiao Hai？

—No, I was invited to.

A. as long as

B. so far as

C. as if

D. even if

答案：

A. as long as

B. so far as

C. as if

(答案→)D. even if

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