Comparatives structures - Vantage English U5

This test is (a)   easier than the previous one. (small difference)

Her new job is (a)   more challenging than her last one. (small difference)

This jacket is (a)   cheaper than that one. (small difference)

The second part of the movie was (a)   better than the first. (big difference)

His house is (a)   bigger than ours. (big difference)

Learning French is (a)   more difficult than learning Spanish. (big difference)

This problem is (a)   more complicated than I expected. (big difference)

The new model is (a)   faster than the old one. (big difference)

The book was (a)   longer than I had imagined. (big difference)

This summer is (a)   hotter than last year. (big difference)