_______ we admit that there are still some problems about the system of modern education, we don’t mean that it is of no use.
Three minutes earlier, they could have escaped such a disaster.
______ on this report the English government decided to ask Captain Cook to go and look for this continent.
Those who show respect for others will be respected ________.
Darwin counted 225 flowering plants, ______ he collected and brought home 193.
He came to my class every week, but his attitude _______he was not really interested in the subject.