Unfortunately, the research was limited __________ increasing economic profits, _________ protecting the environment.

ys, a lot of children have less time to play andcommunicate with their peer due to extra studies. ________, it is difficult todevelop their character and social skills.

My sister helped me _________ English last weekend.

It was after years of hard work that hisdreama lawyer finally.

to a South Korean drama currently on air, Man From the Stars, this new mix — match junk food trend has become popular among young audiences, _____its un­healthy nature.