To their surprise, they found the lecture given by the famous professor easy ______.
Young Lee learned some English when she stayed in America, and last year she ____ herself Japanese.
_______ my opinion, you shouldn’t go there by yourself.
______ the beginning of the meeting, we heard a report by Mr Li.
It’s getting late. We must "be off" now. Which of the following can’t replace the underlined part?
----- The flower is beautiful. ----- _________.