When you come across new words, it is not a good idea to in a dictionary at once.
Which one of these do you want? ___________ . Either will be OK.
Here are some tomatoes . You need to ________ .
I hope there ________ a robot in my home.
She has the flu(流感), so she can’t come to the party . .
If she ______ really hard, she’ll get an A in English.