LittleJim should love ______ to the theatre this evening

It is necessary for us to learn _____ second language ____ our mother tongue

There are too many new words in the story, so I have to_________in the dictionary.

Now people have to pay some money for bags in supermarkets.—Yes. Because they are bad for the environment.

Which of the two T-shirts will you take?—I’ll take. One is for my brother and the other is for myself.