The trip was hard at first But it was smooth_____

Do you mind beside you, sir— . I alone to enjoy the music.

How long do you think it’ll be ______ I can go back to work?— Well, you’ll be feeling better by next weekend

“Life is like walking in the snow”, Granny used to say, “because every step “[ ]

I called you but you didn’t reply to me.—Oh, sorry, I ________ Dad, where are we going（《爸爸去哪儿》）at the cinema.