The time has come for the company to __________ after years of rapid expansion.
Thereisa(n)__________betweenlogicandmetaphysics.
承担责任的adj.r_______________
The research pro ject has only been under way for three months, so it ’too s early to _______its success.
它很便宜，但在另一方面，质量很差。(on the other hand )
