The sounds that begin and end the words church and judge are voiceless and voiced ______,respectively. ( )
A. affricates
B. stops
C. velars
D. palatals
加入引气剂的防水混凝土的特点是()。
A. 早期强度高
B. 抗冻性好
C. 抗渗等级高
D. 密实性好
Morphemes which represent such grammatical categories as number, tense, gender, and case are called _______ morphemes. ( )
A. free
B. bound
C. derivational
D. inflectional
The writer mentioned the case of the United States to justify the policy of______.
A. providing financial support overseas
B. preventing foreign capitals control
C. building industrial infrastructure
D. utilizing foreign investment