Which part needs correcting

Câu 16
Which part needs correcting?
There are only a little items of clothing in the backpack.
A. a little
B. are
C. clothing
D. in
Câu 19
Which word has the underlined part pronounced differently?
A. convenient
B. kilometer
C. desert
D. cathedral
Câu 20
Which word has the underlined part pronounced differently?
A. peaceful
B. suncream
C. great
D. beach