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Grammar For Grade 10 - Test 20 - Conjunction

1-	I'll go to the concert with you tonight ___ my boss asks me to work overtime this evening.
	A -	when
	B -	unless
	C -	if
	D -	while
2-	Don't interrupt the meeting ___ it's an emergency.
	A -	unless
	B -	while
	C -	when
	D -	if
3-	___ you ever come to California, feel free to visit us.
	A -	unless
	B -	if
	C -	while
	D -	when
4-	He must study ___ he doesn't want to flunk the course.
	A -	if
	B -	unless
	C -	while
	D -	when
5-	You won't be able to describe the picture ___ you look at it carefully.
	A -	if
	B -	when
	C -	unless
	D -	while
6-	He shouldn't drive ___ he doesn't have a driver's license.
	A -	when
	B -	if
	C -	while
	D -	unless
7-	___ we learn from our mistakes, we may repeat them.
	A -	unless
	B -	if
	C -	when
	D -	while
8-	___ you ask me to sit somewhere else, I'll sit here.
	A -	unless
	B -	while
	C -	when
	D -	if
9-	Sign the document only ___ you read it carefully.
	A -	while
	B -	when
	C -	if
	D -	unless
10-	___ you don't mind, I'll sit here.
	A -	unless
	B -	while
	C -	when
	D -	if

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