He will ______ resign in view of the complete failure of the research project.A.doubtfully

The time will come ______ man can fly to ______ he likes in the universe.A．how…whereB．when

It was once believed ________， and thus we can tell how successful he／she will be in the

In Richard Bransons view, his staff will take a vacation only when______.A．they feel comfo

We are sure he will eventually come______, whatever difficulties he may meet in the proces

Is it important that he ________ his education in all ways?A.developB.developsC.will devel

______ he is still working on the project I don mind when he will finish it.A.In caseB.