[ Grammar ]
Please be quiet. I ____ (try) to concentrate on my math homework.
A. am trying
B. are trying
C. try
D. tries
Select your answer:
Random Topics:
Have Been to vs. Have Gone toYes-No Question Home vs. House Compound SentencesVerbs and Subject Verb AgreementArticle the or zero article (-)TOEICPrepositions of Time & PlaceBe Going To vs. Will
Other quiz:
Grammar › ViewMy dad ….. got brown hair.
A. have got
B. has got
C. can
D. do
Present Perfect Continuous Tense › View
He …….this science for 3 years. (study)
A. have been studying
B. has been studying
C. has studied
D. is studying
How to use : Read the question carefully, then select one of the answers button.