Russia's withdrawal of its experts from China did not strangle (压垮) the Chinese people; _____ it stirred up their enthusiasm for greater exertions.
— Why don’t you go into the office ,John —I have ______ my office keys at home.
The reason ______she didn’t come to school was_____ she had to look after her sick mother.
I smell something ______ in the kitchen. Can I call you back in a minute ?
— David has studied hard since last term. — ________ , and ________.
Although the old man was ____ , but he didn’t feel ______. He had a dog as a company.