A new technique （ ）, the output as a whole increased by 20 percent.

Jim was caught （ ） drugs into the country.

Our daughter didn’t know what to （ ） when she first entered the university, as she hadn’t make up her mind about her future.

I don’t like to _____ a room with a stranger.

Today, household chores have been made much easier by electrical （ ）.

If Peter had given up his part-time job, he （ ） the final exam.

We’re sure that the environment in our city （ ） greatly through our work in the near future.

When I go out in the daytime I use the bike _____ the car if I can.

The whole class couldn’t help _____ when they saw the haircut of their new classmate.

Don’t let the child play with scissors （ ） he cuts himself.

The tall tree, （ ） leaves are darker than those of the other two, is as old as grandpa.

I didn’t hear （ ） because there was too much noise where I was sitting.