重点讲解：
1. be able to do sth. 可以…的，能够…的；
It must be better to be able to offer them love and security.
要是能给予他们关爱和安全感肯定会更好jx7~FxGGvI。
2. get through 通过；
When you do get through, you've got to say your piece quickly before you get cut off.
电话接通后，你最好在断线之前尽快把话说完ac.~z=g^jMTl。
3. be close to 近的；接近的；
The best place to catch fish on a canal is close to a lock.
运河上捕鱼的最佳地点是靠近水闸的地方N*0SWVT|0~WPejcJ@x。
4. be known as 称为；叫做；
She is known as a great beauty.
她是出了名的大美女=wAusRfMj)(.CW9by。