---- I’ve decided to attend the English speech, but I’m afraid I won’t be the best. ---- ______. You never know until you try.
The man we followed suddenly stopped and looked as if _________ whether he was going in the right direction.
-- How can you ________ that he is from the North.9 -- Simply by his accent.
Whenever I go to Shanghai, _________ is quite frequent, I will visit my former teacher.
It is fairly common in Africa for there ___________ a group of expert musicians surrounded by others who also join in the performances.
There is a feeling in me _______ we will never know what a UFO is.