What does a pyrometer measure on a diesel engine? （）

[单选题]What type of risk does the bid-ask spread most closely measure?A.Default ri

[单选题]What is considered as a measure of how much one has remembered?A． The length of the listB． The type of list itemsC． The time difference of relearningD． The time difference of brain working

[单选题]What does the man mean？A．He feels sorry about it.B．He prefers his party.C．He is worried about it.

[单选题]What does the woman mean?A．Cathy will be at the party.B．Cathy is too busy to come.C．Cathy is going to be invited.

[单选题]What does the man mean?A． It will take about one month to repair the watch.B． It costs too much to have the watch repaired.C． The watch is no longer worth repairing.

[单选题]What does the man mean?A． He got there in only five minutes.B． He has a good reason for being late.C． He is used to waiting for the woman.

[单选题]What does the woman mean?A． Cathy will be at the party. B. Cathy is too busy to come. C. Cathy is going to be invited

[单选题]What does the underlined sentence in the third pa ragraph mean?A．Jane’s life is very difficult．B．Jane continues to live as usual．C．Jane almost can’t control her lireD．Jane works very hard to live a happy life．

[单选题]What does the woman suggest?A． Going to town.B． Seeing a movie.C． Having a meal.

[单选题]What does the word “this” underlined in the third paragraph refer to?A．We will lose much more than we can gain．B．Humans have begun destroying rainforests．C．People have a strong desire for resources．D．Much carbon dioxide comes from burning rainforests