Kitty, there’s ________ cooking oil left in the kitchen. Would you please go to the supermarket and get ________?— OK, Mum.

There is no doubt _______international cooperation is the key to dealing with cyber crime.

While she ______ the newspaper, Granny ______ her.

We will never forget those happiest days _______ we spent on the summer camp.

Do you know the girl is drawing the pictures under the tree?—Yes . She is my new classmate.