Unluckily, when I dropped in , Dr. Smith ____, so we only had time for a few words.
It is reported that large amounts of locusts(蝗虫) _____ in their activity in the north now.
The actor pretends to be a fierce, bold man, but _____ he is timid and shy.
_____ makes that teacher famous is _____ over 92% of his students have been admitted to the state universities.
----You mustn’t play football on the street. It’s dangerous. ----No, _____. Thank you.
Now the question that you must carefully consider is _____ can be put into practice.