How much is too much for a schoolbag? — Experts say students should carry ______ more than 10 or 15 percent of their body weight[ ]

The scientists ________ on the new medicine fortwo years. They will succeed in no time.

The government of our school brought few ________ benefits to us over that matter.

The gold medal will be awarded ___________to wins the first place in the bicycle race.

Not only you but also he ______ good at English