[ Tenses ]
They ………………….. have been more careful with the project; now there are errors that could have been avoided.
A. could
B. would
C. should

Random Topics:
Frequency Adverbsused to, be used to, get used toThird Grade ExamAlthough / DespitePresent Simple & ContinuesHave toComparative and Superlative AdjectivesPhrasal Verb With TakeNouns, Articles, DeterminersAdverbial Concession ClausesOther quiz:
Grammar › ViewThere is _______ to go in winter in this city.
A. nowhere
B. nothing
C. anyone
Grammar › View
(watch) they this show for 2 hours?
a) Have they been watching
b) Have they watched
c) They have
Prepositions › ViewSelect the correct alternative:
Get angry
A. Blow up
B. Blow down
C. Blow over
D. Blow out
E. Break in
Grammar › View
Was it raining ……..you arrived?
A. when
B. while
