Is it "allowed" or "has allowed"?
1863
How do the tens­es and as­pects in English cor­re­spond tem­po­ral­ly to one an­oth­er?
50423
"No smoking allowed" or "No smoking is allowed"?
136798
Plural followed by singular - "have" or "has"?
79314
Should I write "that being said" (vs. "that's been said" or "Having said that")?
121488
Why do we use "have" with does and not "has"?
127520
Should we write “allow” or ”allows” in “require that the class allow[s]”?
7614
"Whether or not" vs. "whether"
2697
Can vs. Could in the reply "It can/could be in the car"
118270
Difference between "has + verbed" and "had + verbed"
29553
A number of questions "has been" or "have been" asked?
25348
Use "does" in front of another verb in a question?
157446
"Can" vs. "could" in asking a question
55692
When to use "cannot" versus "can't"?
105201
" could " vs. " could have "
27829
"Any" followed by singular or plural countable nouns?
41606
May vs can, could or would
12340
Is "can not" unambiguous?