Though ______, the children still played with snow on the playground with great joy.
Jane’s pale face suggested that she ill, and her parents suggested that she medical examination.
—Waiter! — —I can’t eat this. It’s too salty.
Children’s brains can’t develop properly_______ they lack protein(蛋白质).
This is the very toy car ________ which he came here the other day.
Spacecraft “Discovery” has failed in the course of launch. ----_______? They have been preparing for the test.