4. Choose the answer which correctly completes the sentence. People usually can get a .amount of the calcium their bodies need from the food they consume.
A) sullcieney
C) su lce
B) suliciently
D) sucient
5. Choose the correct answer. - the violin now? - Actually, that's the radio you hear now.
A) How long has your son been playing C) Who plays
B) Is your son playing
D) Does your son play