1.the old （be） vulnerable to ...2.It is economy and technology that （determine/determines) the overall strength of a country.3.One reason (be) the declining standards of education.4.What overseas students have to confront (be) far more than lon

The old should be s___ to politely. The old people like to be with You should be f( ) to the old. the old man happened to be on the old building will be safe什么（介词） more than the next 200 years 1.The doctor___(be)43 years old next year.2.They1.The doctor___(be)43 years old next year.2.They are busy ____(repair)their car. The pupils should be p to the old people. The children should be p____to the old people The next time you see Nikos,he （ ）sixteen years old A,will be B,will The old man seemed to be sad.=It seemed ( ) the old ( ) sad. 翻译：The old should be spoken to politely . the old man should be ___(take) good care of. You shouid be polite to the old 改为祈使句 The old man was so tired that be could h_______walk The old people like to be with us.中文 We are supposed to be p_____to the old people The old man is too old to walk.(改为同义句）1.The old man ___ ___ ___ ___ walk on.2.The old man is ___ old ___ he ___ walk on. You should be polite to the old.改为祈使句 （Be polite to the old ),( ).要添括号中的词