The science of computer, _____rapid progress has been made in recent years, is the most important of all science.
She opened her eyes with a start and was about to cry out ________ she heard her father urgently telling her to keep quiet.
The old man said that he would ________ more people who would not have too much work to do in the week to come to do the construction work.
I find the lecture I attended in the Nanjing Normal University yesterday difficult _____.
To their great relief, the missing child returned home, ______, after an absence of two weeks.
Mrs. White found her husband surrounded by letters and papers and ________ very worried.