Choose the best answer A, B, C and D to finish the sentences

TEST 3 Choose the best answer A, B, C and D to finish the sentences: (ex. 2- WS3) 1. Nam didn't know .. . to find more information about the course. C. where I. ...... A. what B. why D. while 2. He asked .. . it was too early to apply for the course. C. when 3. I couldn't sleep last night. . the bar nearby played music so loudly. C. while A. If B. for D. that ...... A. although B. so that D. because 4. ... they moved to the city five years ago, they still remember living in a small town. A. Although B. Whereas C. While D. In order that 5. The students didn't know to do to deal with the problem. C. why 6. Lots of people choose to buy houses in the suburbs . . they can avoid the noise and A. where B. when D. what pollution in the city. A. although B. when C. so that D. so as