已知∠α=35°45′,则∠α的补角=( )。
144°15′
把下列句子按正确顺序排列。
( ) What are they doing?
( ) What do you see?
( ) They are drinking water.
( ) I see two elephants.
( ) Well, how about the monkeys?
稀释油样应用无水()。
A、柴油
B、汽油
C、机油
D、润滑油