[ Tenses ]
The boys __________________ in the garden when they __________________ their father’s steps. (WORK, HEAR)
A. had worked – heard
B. were working – heard
C. had been working – heard
D. are working – heard

Random Topics:
Mixed ConditionalEnglish MorphosyntaxAdjectives and comparisonsHelping and Linking VerbsPresent and Future TensesModalsHave GotPresent Perfect vs Past Simple TenseGrammar Past and Future TensePossessive AdjectivesOther quiz:
Past Tenses › ViewThe mixer ……….. down when I …………… dinner.
A. broke/was cooking
B. was breaking/was cooking
C. broke/cooked
D. was breaking/cooked
Grammar › View
. Today is ___ than yesterday.
A. colder
B. most cold
C. more colder
D. coldest