I don’t know the meaning of the word. I have to _____ in a dictionary.
—Why didn’t you stop them from in the lake? It was too dangerous. — Sorry, I forgot it. A. swimming B. swim C. to swim
—Where are Maria and Kangkang? —They _____ England and they will be back next month. A.have been to B. have gone to C. has been in
Here are two nice photos ______ my family.
This is ____ sister.
Is her name Mary? — .