DIVERS HAVE HAD PROBLEMS IN COMMUNICATING UNDERWATER BECAUSE _____...

44. - DE THI THU TIENG ANH KEM DAP AN DHSP HA NOI 2011 POTX
Tiếng Anh DE THI THU TIENG ANH KEM DAP AN DHSP HA NOI 2011 POTX

44. Divers have had problems in communicating underwater because __________.

A. they did not pronounce clearly

B. the water destroyed their speech organs

C. the pressure affected their speech organs D. the vehicles they used have not been

perfected