Example 1
举例1
Look at the picture marked NO.1 in your textbook.
看课本中标注着"1"的图片。
(A) She's ordering lunch.
(A)她在点午餐。
(B) He's treating a patient.
(B)他正在帮病人做治疗。
(C) They're dancing in a ballroom.
(C)他们正在舞厅跳舞。
(D) She's at a check-in counter.
(D)她在登机柜台前面。