[ 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 › View” What do you think of our new colleague?”
“Do you mean the one who _____ last week?”
A. was hiring
B. was hired
C. hired
D. hiring
Grammar › View
If he _____ us, we would have gone.
A. invites
B. invited
C. had invited
D. will invite
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
