Paul and Rachel __________ to Europe last year.

Identify the correct application of the modal verb expressing obligation: "In the highly secure laboratory, researchers ________ wear protective gear ...

It is a correct information about the text:

Learning vocabulary through reading is a topic which has been discussed by many researchers. Concerning vocabulary learning in ESP, judge the followin...

According to the text, The Amazon system plays an important part:

Mark the CORRECT alternative with the use of the verb “to be” in the Simple Past.

1. My 40 years old sister ___________ anymore. (not, to smoke)2. I usually________ 8 miles a day. (to walk)3. Olivia and Paul ___________ to New York ...

“I’m a terrible photographer!The party _________ when I _________ my cameras weren’t recording it. I don’t know what to tell my client.”

The modal verb in “Children might find it silly” signals:

“We ________ every stores empty if they ________ early.” The alternative that contains the correct answer to the sentence above is:

Choose the right answer to the question: If I__________ you, I’d take the risk.