—What were you doing at this time yesterday?—We _______ in the classroom. A. read B. were reading C. was reading
French is _______ difficult to learn.
There’re ______ fish in the pond( 池塘). They’re very lovely.
______ city does she ______?
______ is a capital city.
Walk ______ the river, then go ______ the trees, you can see a new zoo.