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