词语的色彩,一般是指词的()和()。
参考答案:感情色彩;语体色彩
She may have missed the train, she won’t arrive for another hour.
A.in that case
B.in this case
C.by which case
D.in which case
由燃油驱动的部件有()。
A.引气活门和防喘活门
B.引气活门和IGV作动器
C.防喘活门和IGV作动器
D.燃油计量活门和防喘活门