根据句意,用所给单词的适当形式填空
(1)That is the man to________(who)we were speaking.
(2)“Help yourselves,please,”said the waiter________(polite).
(3)In a little while we lost our sense of________(direct).
(4)Have you ever heard that song sung in________(Italy)?
根据句意,用所给单词的适当形式填空
(1)That is the man to________(who)we were speaking.
(2)“Help yourselves,please,”said the waiter________(polite).
(3)In a little while we lost our sense of________(direct).
(4)Have you ever heard that song sung in________(Italy)?