Excuse me, you are _________ of my passingthrough.—I’m sorry, here you go.

Why did you leave without a word of warning to John?—But what _____ otherwise? He never listens to me.

I think Lily will make greater progress in her painting ____ she studies hard enough.

Will you take the sports shoes—Well，I’m thinking ________ it is really necessary.The old pair is still in good condition.

The questionnaire takes _________ ten to fifteen minutes to complete and can be used along with the assessment interview.