问题
选择题
Ladies and gentlemen,please fasten your seat belts,the plane______.[ ]
A.takes off
B.is taking off
C.is going to take off
D.is to take off
答案
答案:B
Ladies and gentlemen,please fasten your seat belts,the plane______.[ ]
A.takes off
B.is taking off
C.is going to take off
D.is to take off
答案:B