Complete the sentences with “each other” or “one another” so that they mean the same as the first sentence.
a) Mary listened to them and they listened to her.
They listened to ... . each other/one another
b) Andrew sent Sue text messages and Sue sent him back text messages.
They sent ... text messages. each other/one another
c) We gave them a present and they gave us a present.
We gave ... presents. each other/one another
d) I didn’t speak to you, Jack, and you didn’t speak to me.
We didn’t speak to ... each other/one another
e) My brother and I helped you and you helped us.
We helped ... each other/one another