-----Alice, you clean the blackboard today, _________? ----- But I cleaned it yesterday.
many times, but he still didn’t understand it.
—What does this modern-day dinosaur look like? —The tongue of this animal can be extended _____ of its body.
The World Wide Web is sometimes jokingly called the World Wide Wait because it_______ be very slow.
. —How about your conference?—Pretty successful.It allowed both sides of us to better understand ____ each stood on many issues.
一When shall we restart our business?一Not until we our plan.