Exercise 1. Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions. (1.6 points)

Câu hỏi

My sister _ the dishes when it _ out of her hand.

A. was washing - was slipping

B. washed - was slipping

C. washed - slipped

D. was washing - slipped

Đáp án
A. was washing - was slipping

Câu hỏi thuộc Bài tập:

My sister _________ the dishes when it _________ out of her hand.