—Is the woman over there Miss White? —It ______ be her. She’s gone to Hangzhou.
Boys and Girls, I will tell you ________, and you can finish it ________.
I find this Math problem very ___ _. I believe the students can work it out .
--- How many workers are there in your factory, Mr Brown?--- ________ workers in our factory________ more than ________.
The earthquake_______ when I_______ some cleaning in the kitchen.
--- Why does he look so tired these days?--- He has to work hard_______ the coming test.