29. Most students usually complain about the amount of time which they are allocated
A B C
to work on a test is too short.
D
A. 1. Mostly, students are usually complaining
2. Almost usually, students are complaining
3. Most students are usually complained
4. Usually, most of the students are complained
B. 1. about a number of times 2. when a number of times
3. whether the amount of time 4. that the amount of time
C. 1. which allocated 2. is allocated
3. having been allocated 4. they were allocating
D. 1. is shortened too
2. is too shortened
3. can be short too
4. is short too