He hasn’t slept at all for three days. he is tired out.

Alex: Why are you still here? It’s almost eight o’clock. Tom: Because I my work. Don’t worry. It’s almost done.

We must be strict ______ ourselvesand ______ our work. [ ]

My cousin read a history book, . [ ]

Millie is a good swimmer and can swim ______ a fish. [ ]