1. Lan's teacher wants her(spend) ................... more time on Math

1. Lan's teacher wants her(spend) ................... more time on Math.

2. I promise I (try) .................... my best next semester.

3. Linh needs (improve) .......................... her English writing.

4. They didn't try (learn) .................. all new words they (come) ................. across.

5. You should (underline) ................the words you want (learn) ........... .