Choose the modal verb that best completes the sentence.

Lisa, you ________ have forgotten to put away your shoes because I tripped over them.
A. would
B. must
C. will
That's Correct!
It's Wrong!

In the given sentence, must is accompanied by “have,” and is used to form conjecture—an opinion about an action. The speaker is expressing a strong probability of a past action—of forgetting—or a conjecture about what happened.

Lisa, you must have forgotten to put away your shoes, because I tripped over them.

You May Like

language-arts-quizzes

Idioms Proverbs

Grade 4

Idioms Proverbs

start
language-arts-quizzes

Verb

Grades 1 to 5

Verb

start
geography-quizzes

US

Grades 1 to 5

US

start
math-quizzes

Area and Rerimeter

Grade 3, 4

Area and Rerimeter

start
language-arts-quizzes

Adverb

Grade 2, 3, 4

Adverb

start
math-quizzes

Place Value

Grade 1, 2, 3, 4

Place Value

start
language-arts-quizzes

Capitalization

Grade 1, 2, 3

Capitalization

start
math-quizzes

Number

Grade 1, 2

Number

start

Key Data

Questions
32
Grade
4
Theme
Verb
Passing score
80%

Progress

8 Incorrect
10 Correct
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Restart