The plane ______ for half an hour before landing
A: counted
B: circled
                    A: counted
B: circled
举一反三
- About half an hour before the engine is required, cooling water at () must be circulated.
 - Yesterday we had () talk. A: Aone and a half hour’s B: Bone and a half hour C: Can hour and a half’s D: Dan hour’s and a half
 - I ……… (see) you sitting and smiling half an hour before the end of the exam. ……… you already …………. (finish)?
 - Chaire had her luggage an hour before her plane left. A: check B: checking C: to check D: checked
 - It takes Tom half an hour to go to schoolTom ______ half an hour ______ to school.
 
