— Excuse me.Is this the right way to the Summer Palace?— Sorry, I am not sure.But it ______ be.
I have a big dream — I want to go into space, _______ will take some time to realize, I guess.
Wherever he is, he makes ______ a rule to give his mother a call every day.
I’m calling about the apartment you the other day. Could you tell me more about it?
—Excuse me, has the train from Beijing arrived yet?—________, you are three quarters earlier. It's only 9 now.
— I didn’t watch the program “Where are we going, Dad?” yesterday.— I________, either, if my father hadn’t reminded me.