(每日一练)(文末附答案)2022 届高中现在完成时基础知识点归纳总结


单选题

1、Television is more than an electronic equipment; it _____ a powerful tool for communication.

A．was becomingB．has becomeC．had becomeD．will become

2、When you are home, give a call to let me know you ________ safely.

A．are arrivingB．have arrivedC．had arrivedD．will arrive

3、Great changes________ place since you________.

A．have taken, leftB．took, leftC．was taken, leftD．took, has left

4、By his very success,Webber ______ that there is an eager,enthusia ...