—How old is Tom?—He is ____.
I don’t think ____ important _______ a talk with her.A. that’s ; to have B. it’s ; having C. it’s ; to have
I am very glad that my son lives ________ my daughter.A. as happily as B. as happy as C. so happily as
Our history teacher often tells us funny story to ________. A. make us laughing B. make us laugh C. make us to laugh
I am used to ________ up early in the morning.A. get B. to get C. getting
I invited my teachers __________ my birthday party.A. to join in B. join in C. to join