25. —Some Chinese students find it difficult to understand native speakers when in London.—Exactly, ________ they’ve learned a lot about grammar and known many words.
The poor man , ________,ran out of the dark cave.
With everything needed______, she declared that the party began.
In order to ______ a good knowledge of English, he gave up his job and went to study in an English training center.
_____by a greater demand for vegetables, farmers have built more green houses.
The manager demanded that the task ______ within a week.