完形填空。 Now that I am no longer young, I have friends whose mothers have passed away. I have heard these sons and daughters say they never fully appreciated their mothers__ 1 __it was too late to tell them. I am blessed (赐福) with the dear mother who is still alive. I__ 2 __her more each day. My mother does not change, but I__ 3 __. As I grow older and wiser, I realise__ 4 __an extraordinary person she is. How__ 5 __that I am unable to speak these words in her__ 6 __, but they flow easily from my pen. How does a daughter begin to thank her mother for life itself? For the love, patience and just __ 7 __hard work that go into__ 8 __a child? For running after a toddler (学走步的小孩), for understanding a__ 9 __teenager, for tolerating a college student who knows__ 10__? For waiting for the day when a daughter__ 11 __how wise her mother really is? How does a__ 12 __woman thank a mother for__ 13 __to be a mother? For being ready __ 14 __ advice (when asked) or keeping __1 5 __when it is most appreciated? For not saying, 'I told you so', when she could have uttered these words __16__? For being __17 __herself-loving, thoughtful, patient, and forgiving? I don't know how, dear God, except to ask you to bless her as richly as she__ 18 __and to help me live up to the example she has__ 19 __. I pray that I will look as good in the eyes of my children as my mother __20 __in mine. (     )1.A. as (     )2.A. approve (     )3.A. do (     )4.A. how (     )5.A. sad (     )6.A. absence (     )7.A. common (     )8.A. raising (     )9.A. childish (     )10.A. anybody (     )11.A. detects (     )12.A. pretty (     )13.A. failing (     )14.A. by (     )15.A. silent (     )16.A. dozen times (     )17.A. valuably (     )18.A. devotes (     )19.A. set (     )20.A. sees B．that B．appreciate B．have B．that B．glad B．presence B．plain B．rising B．energetic B．nobody B．discovers B．foolish B．intending B．with B．quiet B．a dozen of times B．essentially B．deserts B．settled B．finds C．until C．need C．did C．who C．comic C．appearance C．normal C．developing C．fearless C．everything C．recognises C．green C．continuing C．at C．cool C. dozens of times C．commonly C．deserves C．placed C．is D．when D．resemble D．will D．what D．tragic D．existence D．usual D．training D．moody D．nothing D．realises D．grown D．keeping D．on D．noiseless D．dozen of time D．virtually D．desires D．fixed D．looks