How to protect the environment has become one of the biggest problems in the wor
Sometimes it is very difficult to _______ some of
Sometimes it is very difficult to _______ some of the English words. Even the na
If you have any problems during your study here, p
If you have any problems during your study here, please do not _______ to call m
He works in our university as a visiting _______,
He works in our university as a visiting _______, not as a formal faculty member
Carelessness made him fall in his job _______.
Carelessness made him fall in his job _______.A interviewB intentionC stomachD s
Free medical service is _______ to nearly all the
Free medical service is _______ to nearly all the college students in China.A fa
Pine trees are usually believed to _______ cold we
Pine trees are usually believed to _______ cold weather.A guardB accomplishC roa
In the United States, the foreign policy is decide
In the United States, the foreign policy is decided by the ________ government,
Students with _______ problems may apply for stude
Students with _______ problems may apply for student loans.A economicB financial
81，飞行员;引航员;
81，飞行员;引航员;82，盘子，盆子;83，民意调查;投票选举;84，压（力）;压力;85，预防;阻碍;86，优先，优先权;,87，专业的;专业性的;88，精
We can not trust him any more because he often ___
We can not trust him any more because he often ________ his duty.A owesB spoilsC
Both sugar and salt can ______in water.
Both sugar and salt can ______in water.A desertB absorbC dissolveD involve
He _______ to study harder in the future so that h
He _______ to study harder in the future so that he could have more opportunitie
Much of the news provided by this newspaper is ___
Much of the news provided by this newspaper is _______, not foreign.A domesticB
When a spacecraft travels, one of the major proble
When a spacecraft travels, one of the major problems is reentry into the Earth’s
This river forms a natural _______ between China a
This river forms a natural _______ between China and Korea.A boundaryB stringC s
When traveling alone in the mountains, you’d bette
When traveling alone in the mountains, you’d better take a _______ with you in c
Professor Smith is also the _______ of the interna
Professor Smith is also the _______ of the international program office. If you
We are _______ at the rapid progress Mark has made
We are _______ at the rapid progress Mark has made in this semesterA distinguish
Nowadays, the phenomenon of drunken driving has ar
Nowadays, the phenomenon of drunken driving has arouse wide concern among the pu
Without a proper education, people could _______ a
Without a proper education, people could _______ all kinds of crimes.A conductB
He always has a lot of _______ ideas in his mind ,
He always has a lot of _______ ideas in his mind , and sometimes we do not even
The doctors _______ the medicines to the people in
The doctors _______ the medicines to the people in the flood area.A distributedB
Many kinds of animals are believed to have _______
Many kinds of animals are believed to have _________ from the earthA withdrawnB
As a teacher, you should not _______ the students
As a teacher, you should not _______ the students from asking questions in class
