Mr. Smith, why are you always asking me to do the difficult work?—Because you _______ do such a thing and nobody else is fit for it.

Is your home close to the school, John—No, it’s a long way, but I am ________ late for school because I get up early every day.

News came that the Netherlands launched its first-ever “intelligent bicycle”

.–How much did you ________for the pen? –Five yuan.

Could you please tell me ____—About half an hour ago.