He made up his mind to devote his life ______ the river ______ polluted.

(单选题)It is such ______ wonderful science fiction movie that I wan (单选题)— Now tea is welcomed all over the world. I wonder ______.— (单选题)May I use your dictionary? I left ______ at home. (单选题)David forgot to ______ his book with him when he came here. (单选题)After a short ______, someone suddenly made a loud noise. (单选题)The apples on my desk are bigger than ______ on my brother’s (单选题)We haven’t decided ______ we will take a trip to the beach t (单选题)Snow ______ on the roads, so it is dangerous to drive. (单选题)______ useful water is! We must save it. (单选题)Troy chose to leave his unhappy memories ______ and move on