— Ten dollars please! — How terrible! I bringing my wallet with me.A. was forgettingB.

问题补充：

— Ten dollars, please!

— How terrible! I bringing my wallet with me.

A. was forgetting

B. forgot

C. had forgotten

D. am forgetting

答案：

A. was forgetting

(答案→)B. forgot

C. had forgotten

D. am forgetting

解析：考查动词时态。从“How terrible!”知忘记带钱包了，故用过去时态。