I didn’t manage to do it _____ you had explained how.

The plane ______ when we got to the airport.

1 argued with my best friend yesterday. She is angry with me now. The underlined part means“______”.

Mary with her parents often ________to the zoo on Sundays. What about you?—I don’t often go there. But sometimes I go to see the animals on Saturdays.

Do you think this book is ______difficult for children to read ？