He is better than _______ I last visitedhim

Imagination _____ important in science, and it helps us dream up our future.– You are definitely rightIf only something _____ allow me to see insects and spiders magnified without getting closer to them.[ ]

With his mother　　him, he is getting on well with his work.

下列各句，没有语病、句意明确的一项是 （ ）

if I sicence,and not literature then, I would be able to give you more help.