At half past two
At six o'clock
At half past seven
At half past nine
1)need
2) ? не очень понимаю, проверьте правильность написания предложения, возможно, допустили ошибку
3) might
4) must not
5) don't have to
...........................................................
<span>police+</span><span>officer
customs+officer
</span>green+<span>grocer
</span>head+ master/mistress
school + <span>boy
</span>cow+ <span>boy
</span>shop+assistant
dress+<span>maker
</span>law +<span>maker</span>
This work may be put off till <span>tomorrow.
</span>
<span>At the lesson we have to put in our mobile phones. </span>