It was quite plain _______ he didn’t want to come.
A. which
B. if
C. that
D. what
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It was uncertain ________ he would come or not
A. if
B. that
C. what
D. whether
He has always been in good health _________ he has had a slight headache inthe past few days.
A. except that
B. when that
C. for that
D. until that
Nowadays consumers become more and more practical and buy only _______ they need.
A. where
B. which
C. when
D. what
She’d like to offer money to ________ needs it to continue his or her study.
A. who
B. whom
C. whoever
D. whomever