A. if B. whether C. what D. which
Athe dictionary costs Bcosts the dictionary
Cthe dictionary will cost Ddoes the dictionary cost
Amust have had Bmust have
C must had had Dmust have been
AAll BWhat CWhich DThat
Acommand Bdemand Ceffort Dfavor
Ait Bthis Cwhich Dthat
. Ahas been warned Bhave been warned
C has warned Dhave warned
Aacted Binfluenced Ceffected Daffected
Aupset Bbored Cdisturbed D neglected
A)by chance B)by nature C)in advance D)on purpose
A) to spend B)to be spending C)to spending D)to have spent
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