I have to turn to my teacher for help, because this math problem is rather difficult______.
She has set a new record, that is, the sales of her latest book __________ 50 million.
Because the shop __________ all the T-shirts are sold at half price.
——What __________ is the terrible noise? — The neighbors __________ for a party.
I do not really work here. I __________ until the new secretary arrives. A, just help out B. have just helped out C. am just helping out D. will just help out
The new secretary is supposed to report it to the manager as soon as she __________