Question

---What’s that noise?
---Oh, my God! I ________ to turn the tap off after I brushed my teeth.

A．forget

B．forgot

C．was forgetting

D．had forgotten

Answer 1

B

考查时态。Forget无进行时，排除C ，A与brushed不是一个时态范畴，排除。D是过去完成时，指发生在forget之前，不符合题意，排除。