Sometimesitisverydifficultto_______someoftheEnglishwords.Eventhenativespeakercannothelp.
A、decreaseI have not heard anything from him since his _______.
This boy was _______ for what he had done in the class.
Students with _______ problems may apply for student loans.
Itisnot---_______formetoreturnallthebookstothelibrarynowbecauseIstillneedsomeofthemformyresearch.
Muchofthenewsprovidedbythisnewspaperis_______,notforeign.
