Which sentence must end with a question mark?
A. Do you know how long it took for the trees to grow
B. We have planted rose bushes around the trees
C. How beautiful the flowers will be
D. I will ask my teacher if I can show you

Random Topics:
Modal and Modal PerfectPassive Voice and Relative ClausesTenses - Present and PastTime and CalendarPast PassiveGerund & ParticipleModal PossibilitiesPrepositions and Phrasal VerbsGerund and Infinitives-ing form and the to-infinitiveOther quiz:
Passive Voice of Tenses › ViewThe black bike ______________ by Tom at the moment
A. has been repaired
B. will be repaired
C. is repaired
D. is being repaired
Clause Markers TOEFL Grammar › View
Complete the sentence with the best clause marker:
_________ the Piman warriors responded to raid signals with two columns of smoke, the Apaches lit fires to ask others who they were.
A. Whoever
B. How
C. Whereas
D. When
Question Words › View……..is he so happy?
He is happy because he won some cash.
A. What
B. Why
C. Where
D. Who
Vocabulary › View
Choose the wrong option:
The people ………….. come out carefully and with a mask.
A. Will
B. Probably
C. Have
