龄，我看你阻止不了她。

Considering he has been learning English only for a year, he speaks it quite well.考虑到他学习英语才一年，他讲得相当不错。

Step 3. 巩固练习。

A. Fill in the blanks with the words in the brackets in their proper forms.

1. __________ (give) more time, he will make a first class tennis player.

2. ___________(hear) that Li Yuchun will give a performance in the city, he got very excited.

3. My grandfather always tells me that the _________ (labour) people are the wisest in the world.

4. __________ (be) a student in the new century, we should know what is honorable behavior in the world.

5. He sent the company another e-mail, ___________(hope) to get further information about the job.

6. Unless __________(invite ) to speak, you should remain silent at the conference.

7. Generally speaking, when______________ (take) according to the directions, the drug has no side effect.

8. ____________ (depend) on the nature of the materials, some waste can be thrown into the sea, but some can't.

B. Multiple choice.

1. We often provide our children with toys, footballs or basketballs,

that all children like these things.

A. thinking B. think C. to think D. thought

2. and happy, Tony stood up and accepted the prize.

A. Surprising B. Surprised C. Being surprised D. To be surprising

3. There have been several new events __________ to the program for the 2008 Beijing Olympic Games.

A. add B. to add C. adding D. added

4. A good story does not necessarily have to have a happying ending, but the reader must not be left ____________.

A. unsatisfied B. unsatisfying C. to be unsatisfying D. being unsatisfied

5. No matter how frequently ____________, the works of Beethoven still attract people all over the world.

A. performed B. performing C. to be performed D. being performed

6. ___________ this cake, you'll need 2 eggs, 175g sugar and 175g flour.

A. Having made B. Make C. To make D. Making

7. The wild flowers looked like a soft orange blanket ___________ the desert.

A. covering B. covered C. cover D. to cover

8. ____________ for the breakdown of the school computer network, Alice was in low spirits.