THEY ASKED HIM IF HE ……… GO THENA. CAN B. COULD C. IS ABLE TOD. HA...

46. - BAI TAP TRAC NGHIEM TONG HOP A9
BAI TAP TRAC NGHIEM TONG HOP A9

46. They asked him if he ……… go then

a. can b. could c. is able to

d. has been able to