當前位置:國文幫>習題庫>

Workoverthepastdecade

習題庫 閱讀(1.4W)

問題詳情:

Workoverthepastdecade

Work over the past decade _______ that cracks produced by an earthquake can boost the shaking in future shocks.

A. revealed             B. has revealed             C. will reveal              D. had revealed

【回答】

B

知識點:非謂語動詞

題型:選擇題