Recently some Japanese have been trying to make conflicts with China, ________ attempts we are concerned.
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).
______ I had done it I knew I had made a mistake.
Elbert Einstein, for ______ life had once been very hard, was successful later in science .