是in the half-time 还是on the half-time 还是at 他和half time

是in the half-time 还是on the half-time 还是at 他和half time 是in the half-time 还是on the half-time还是at the half-time the half-time of the t2 effect on 什么意思 Half of the time to pursue the The sun lights half the earth at a time.It is day on the lig 是in the day time还是on the day time The play for half an hour by the time The bike can save me half the time on the way. in half an hour's time 英语翻译Each foot is on the ground for more than half the time , 英语翻译each foot is on the ground for more than half the time,s in the fist time还是at the fist time 还是on