[ Adverbial Clause ]
I stayed late at the office _____ I could complete the project.
A. because
B. unless
C. so that
D. until

Random Topics:
Vocabulary and PhrasesSentence TypesIdiomsLexico and GrammarVerbs and TensesCountable and UncountablePreposition and AdjectiveCausative VerbWill or Going toAdjectives Ed and IngOther quiz:
Mixed Present Tenses › ViewWhat time ……………………… (the last train / leave)?
A. has the last train left?
B. Is the last train leave?
C. Does the last train leave?
D. do the last train leave?
Grammar › View
How much ___________ backpack?
a) Is that
b) Are those
Tenses › ViewThey ___________________ in Chicago for 20 years (be).
A. has been
B. are
C. have been
D. will being
Tenses › View
Our friends ____________ our house tomorrow. They have just informed us.
A. are going to visit
B. will visit
C. will be visiting
D. visit
