—The book is worth reading. How long may I ________ it?
—________ a week.
keep, For
borrow, For
lend, In
We are happy ______ our success.
Most students have ______ homework to do every day.
Now telephones are very popular and they are much ______ than before.
– How much does it cost? – Four ______ yuan.
Ricky was ill yesterday, ______ he had to stay at home.