[ How often - long - much - many ]
Robert didn’t know ________ he would stay in France.
A. how long
B. how often
C. how much
D. how many

Random Topics:
Will and Will notAdjectives and AdverbsNo Excuse Words / Conjunction SOIndefinite and Definite Articleswould should couldActive & Passive VoiceWill, Be going to, Present ContinuousClauses and GerundsGrammar and PrepositionsPresent Perfect Negative and InterrogativeOther quiz:
Tenses › ViewThey ___________________ in Chicago for 20 years (be).
A. has been
B. are
C. have been
D. will being
Grammar › View
My uncle _______ fruit every weekend
A. buyes
B. buying
C. buys
D. buy
Grammar › ViewBilly and Theo said, “We went to Spain.”
A. Billy and Theo said they gone to Spain.
B. Billy and Theo said they had went to Spain.
C. Billy and Theo said that they had gone to Spain.
D. Billy and Theo said that they had went to Spain.
Grammar › View
The man __________ son robbed the bank, refused to talk to him.
A. who
B. whom
C. which
D. whose
