They are very clever —– solving complicated problems.
A. at
B. in
C. on

Random Topics:
so vs suchComplex PrepositionsGrammar Past and Future TenseGrammar and PrepositionsProgressive TenseGrammar and EssayConditionals 1,2,3Tenses and Verb FormsLinking Words and PhrasesMust or Mus notOther quiz:
Simple Present and Present Continuous › ViewWhich of these sentences is the negative form of this: “Julie talks very fast”.
A. a) Julie isn´t talking very fast.
B. b) Julie don´t talks very fast.
C. c) Julie doesn´t talk very fast.
D. d) Julie didn´t talk very fast.
Grammar › View
Jay: Wow! The banana milk is yummy! _____ Mia: First, cut bananas. Second, put bananas, ice, and milk in a blender(攪拌機). Third, blend(攪拌)them.
A. What do you need?
B. What do you do to make it?
C. What else is there?
D. How much milk is there?
Grammar › ViewI have only two tickets for his concert. ___you ___he can go with me.
A. Either;or
B. Neither;nor
C. Both;and
D. Not only;but also
Phrasal Verbs › View
You can be injured if the fireworks….in your hands before you throw them.
A. go off
B. burn down
C. blow up
D. break out
