As the international situation is growing more complex, what China needs should be a ___ foreign policy.

The food she has prepared for the party is not enough, for there are ______ people than she expected．

The book is primarily ___________ Soviet-American relations during the Cold War.

Only then did he _______ the effects of his action.

Paul attends very ________ meetings，and when he does，he has very ________ to say．