—Thegovernmentmusthavetakenmeasurestolowerthehousepric...

問題詳情：

 — The government must have taken measures to lower the house prices next year, ________ it?

— Yes. I guess so.

A. didn’t  B. hasn’t  C. mustn’t  D. won’t

【回答】

B

知識點：動詞時態與語態

題型：選擇題